Summary

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Details

Page properties

Author

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1		-XWiki.Edwin
	1	+XWiki.Bei

Content

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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
	1	+(% style="text-align:center" %)
	2	+[[image:image-20220523115324-1.jpeg||_mstalt="469677" height="317" width="317"]]
	3	+
	4	+
	5	+(% _msthash="315237" _msttexthash="1697033" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
	6	+
	7	+
	8	+
	9	+
	10	+(% _msthash="315238" _msttexthash="18964465" %)**Table of Contents：**
	11	+
2	2	{{toc/}}
3		-{{/box}}
4	4
5		-= Overview =
6	6
7		-[[image:LHT65N_10.png||alt="LHT65_Image" height="265" width="265"]]
8	8
9	9
10		-The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a(% class="mark" %) **built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% class="mark" %)**Temperature Sensor**(%%)**.**
	17	+= (% _msthash="277498" _msttexthash="253045" %)1. Introduction(%%) =
11	11
	19	+== (% _msthash="1532895" _msttexthash="1426958" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
	20	+
	21	+(((
	22	+(% _msthash="506051" _msttexthash="24333127" %)
	23	+The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor**(%%)**.**
	24	+)))
	25	+
	26	+(((
	27	+(% _msthash="506052" _msttexthash="66005810" %)
12	12	The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
	29	+)))
13	13
	31	+(((
	32	+(% _msthash="506053" _msttexthash="4298047" %)
14	14	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
	34	+)))
15	15
	36	+(((
	37	+(% _msthash="506054" _msttexthash="6016374" %)
16	16	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
	39	+)))
17	17
18		-LHT65N supports (% class="mark" %)Datalog Feature(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
	41	+(((
	42	+(% _msthash="506055" _msttexthash="17023136" %)
	43	+LHT65N supports (% style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
	44	+)))
19	19
	46	+(((
	47	+(% _msthash="506056" _msttexthash="5557097" %)
20	20	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
	49	+)))
21	21
	51	+== (% _msthash="182559" _msttexthash="163319" %)1.2 Features(%%) ==
22	22
23		-== Features: ==
24		-
25	25	* Wall mountable
26	26	* LoRaWAN v1.0.3 Class A protocol
27	27	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
...	...	@@ -34,376 +34,1245 @@
34	34	* Tri-color LED to indicate working status
35	35	* Datalog feature
36	36
37		-== Specification: ==
	65	+== (% _msthash="323570" _msttexthash="297635" %)1.3 Specification(%%) ==
38	38
39		-**Built-in Temperature Sensor:**
	67	+(((
	68	+(% _msthash="506057" _msttexthash="671437" %)**Built-in Temperature Sensor:**
	69	+)))
40	40
41		-* Resolution: 0.01 °C
42		-* Accuracy Tolerance : Typ ±0.3 °C
43		-* Long Term Drift: < 0.02 °C/yr
44		-* Operating Range: -40 ~~ 85 °C
	71	+* (((
	72	+(% _msthash="902993" _msttexthash="294424" %)
	73	+Resolution: 0.01 °C
	74	+)))
	75	+* (((
	76	+(% _msthash="902994" _msttexthash="690664" %)
	77	+Accuracy Tolerance : Typ ±0.3 °C
	78	+)))
	79	+* (((
	80	+(% _msthash="902995" _msttexthash="504647" %)
	81	+Long Term Drift: < 0.02 °C/yr
	82	+)))
	83	+* (((
	84	+(% _msthash="902996" _msttexthash="478257" %)
	85	+Operating Range: -40 ~~ 85 °C
	86	+)))
45	45
46		-**Built-in Humidity Sensor:**
	88	+(((
	89	+(% _msthash="506058" _msttexthash="544453" %)**Built-in Humidity Sensor:**
	90	+)))
47	47
48		-* Resolution: 0.04 %RH
49		-* Accuracy Tolerance : Typ ±3 %RH
50		-* Long Term Drift: < 0.02 °C/yr
51		-* Operating Range: 0 ~~ 96 %RH
	92	+* (((
	93	+(% _msthash="902997" _msttexthash="282438" %)
	94	+Resolution: 0.04 %RH
	95	+)))
	96	+* (((
	97	+(% _msthash="902998" _msttexthash="628771" %)
	98	+Accuracy Tolerance : Typ ±3 %RH
	99	+)))
	100	+* (((
	101	+(% _msthash="902999" _msttexthash="504647" %)
	102	+Long Term Drift: < 0.02 °C/yr
	103	+)))
	104	+* (((
	105	+(% _msthash="903000" _msttexthash="421291" %)
	106	+Operating Range: 0 ~~ 96 %RH
	107	+)))
52	52
53		-**External Temperature Sensor:**
	109	+(((
	110	+(% _msthash="506059" _msttexthash="680537" %)**External Temperature Sensor:**
	111	+)))
54	54
55		-* Resolution: 0.0625 °C
56		-* ±0.5°C accuracy from -10°C to +85°C
57		-* ±2°C accuracy from -55°C to +125°C
58		-* Operating Range: -55 °C ~~ 125 °C
	113	+* (((
	114	+(% _msthash="903001" _msttexthash="332254" %)
	115	+Resolution: 0.0625 °C
	116	+)))
	117	+* (((
	118	+(% _msthash="903002" _msttexthash="782600" %)
	119	+±0.5°C accuracy from -10°C to +85°C
	120	+)))
	121	+* (((
	122	+(% _msthash="903003" _msttexthash="729482" %)
	123	+±2°C accuracy from -55°C to +125°C
	124	+)))
	125	+* (((
	126	+(% _msthash="903004" _msttexthash="592540" %)
	127	+Operating Range: -55 °C ~~ 125 °C
	128	+)))
59	59
60		-= Connect LHT65N to IoT Server =
	130	+= (% _msthash="655759" _msttexthash="618618" %)2. Connect LHT65N to IoT Server(%%) =
61	61
62		-== How does LHT65N work? ==
	132	+== (% _msthash="462371" _msttexthash="410332" %)2.1 How does LHT65N work?(%%) ==
63	63
	134	+(((
	135	+(% _msthash="506060" _msttexthash="28254538" %)
64	64	LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N.
	137	+)))
65	65
	139	+(((
	140	+(% _msthash="506061" _msttexthash="48200724" %)
66	66	If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
	142	+)))
67	67
	144	+== (% _msthash="514384" _msttexthash="458666" %)2.2 How to Activate LHT65N?(%%) ==
68	68
69		-== How to Activate LHT65N? ==
70		-
	146	+(% _msthash="315239" _msttexthash="748241" %)
71	71	The LHT65N has two working modes:
72	72
73	73	* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
74	74	* **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode.
75	75
	152	+(((
	153	+(% _msthash="506062" _msttexthash="6036823" %)
76	76	The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
	155	+)))
77	77
78		-[[image:image-20220515123819-1.png||height="379" width="317"]]
	157	+[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
79	79
80		-|**Behavior on ACT**|**Function**|**Action**
81		-|**Pressing ACT between 1s < time < 3s**|Test uplink status|If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
82		-|**Pressing ACT for more than 3s**|Active Device|green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
83		-|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
	159	+[[image:image-20220525110604-2.png||_mstalt="427531"]]
84	84
85		-== Example to join LoRaWAN network ==
	161	+== (% _msthash="882726" _msttexthash="838526" %)2.3 Example to join LoRaWAN network(%%) ==
86	86
87		-(% class="wikigeneratedid" %)
	163	+(% _msthash="315240" _msttexthash="9205482" class="wikigeneratedid" %)
88	88	This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
89	89
90	90	(% class="wikigeneratedid" %)
91		-[[image:image-20220522232442-1.png||height="387" width="648"]]
	167	+[[image:image-20220522232442-1.png||_mstalt="427830" height="387" width="648"]]
92	92
	169	+(% _msthash="315241" _msttexthash="10802155" %)
93	93	Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
94	94
95	95
96		-=== **Step 1**: Create Device n TTN ===
	173	+=== (% _msthash="670592" _msttexthash="634075" %)2.3.1 Step 1: Create Device n TTN(%%) ===
97	97
	175	+(% _msthash="315242" _msttexthash="1601782" %)
98	98	Create a device in TTN V3 with the OTAA keys from LHT65N.
99	99
	178	+(% _msthash="315243" _msttexthash="3694444" %)
100	100	Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
101	101
102		-[[image:image-20220522232812-2.png||height="219" width="279"]]
	181	+[[image:image-20220522232812-2.png||_mstalt="428467" height="219" width="279"]]
103	103
	183	+(% _msthash="315244" _msttexthash="3659149" %)
104	104	User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
105	105
	186	+(% _msthash="315245" _msttexthash="642889" %)
106	106	Add APP EUI in the application.
107	107
108		-[[image:image-20220522232916-3.png]]
	189	+[[image:image-20220522232916-3.png||_mstalt="430495"]]
109	109
	191	+[[image:image-20220522232932-4.png||_mstalt="430157"]]
110	110
111		-[[image:image-20220522232932-4.png]]
	193	+[[image:image-20220522232954-5.png||_mstalt="431847"]]
112	112
113		-
114		-[[image:image-20220522232954-5.png]]
115		-
	195	+(% _msthash="315246" _msttexthash="878800" %)
116	116	Note: LHT65N use same payload as LHT65.
117	117
118		-[[image:image-20220522233026-6.png]]
	198	+[[image:image-20220522233026-6.png||_mstalt="429403"]]
119	119
120	120
	201	+(% _msthash="315247" _msttexthash="595543" %)
121	121	Input APP EUI,  APP KEY and DEV EUI:
122	122
123		-[[image:image-20220522233118-7.png]]
	204	+[[image:image-20220522233118-7.png||_mstalt="430430"]]
124	124
125	125
126		-=== Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	207	+=== (% _msthash="3537456" _msttexthash="3448549" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
127	127
	209	+(% _msthash="315248" _msttexthash="14452321" %)
128	128	Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
129	129
130		-[[image:image-20220522233300-8.png]]
	212	+[[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
131	131
132	132
133		-== Uplink Payload: ==
	215	+== (% _msthash="320879" _msttexthash="294970" %)2.4 Uplink Payload(%%) ==
134	134
135		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
	217	+(% _msthash="315249" _msttexthash="7722962" %)
	218	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
136	136
137		-After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
	220	+(% _msthash="315250" _msttexthash="1322711" %)
	221	+After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
138	138
	223	+(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
	224	+|(% style="width:97px" %)(((
	225	+(% _msthash="1817478" _msttexthash="161122" %)**Size(bytes)**
	226	+)))|(% style="width:39px" %)(((
	227	+(% _msthash="1817479" _msttexthash="4550" %)**2**
	228	+)))|(% style="width:100px" %)(((
	229	+(% _msthash="1817480" _msttexthash="4550" %)**2**
	230	+)))|(% style="width:77px" %)(((
	231	+(% _msthash="1817481" _msttexthash="4550" %)**2**
	232	+)))|(% style="width:47px" %)(((
	233	+(% _msthash="1817482" _msttexthash="4459" %)**1**
	234	+)))|(% style="width:51px" %)(((
	235	+(% _msthash="1817483" _msttexthash="4732" %)**4**
	236	+)))
	237	+|(% style="width:97px" %)(((
	238	+(% _msthash="1817484" _msttexthash="60203" %)**Value**
	239	+)))|(% style="width:39px" %)(((
	240	+[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594"]]
	241	+)))|(% style="width:100px" %)(((
	242	+(((
	243	+[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769"]]
	244	+)))
	245	+)))|(% style="width:77px" %)(((
	246	+(((
	247	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872"]]
	248	+)))
139	139
140		-(% style="width:572px" %)
141		-|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4**
142		-|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
143		-[[Built-In>>path:#SHT20_Temperature]]
	250	+(((
	251	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429"]]
	252	+)))
	253	+)))|(% style="width:47px" %)(((
	254	+[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331"]] #
	255	+)))|(% style="width:51px" %)(((
	256	+[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545"]]
	257	+)))
144	144
145		-[[Temperature>>path:#SHT20_Temperature]]
146		-)))|(% style="width:103px" %)(((
147		-[[Built-in>>path:#SHT20_Humidity]]
148		-
149		-[[Humidity>>path:#SHT20_Humidity]]
150		-)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
151		-
152	152	* The First 6 bytes: has fix meanings for every LHT65N.
153	153	* The 7th byte (EXT #): defines the external sensor model.
154		-* The 8^^th^^ ~~ 11^^th^^ byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
	261	+* The 8(% _msthash="734721" _msttexthash="21372" %)^^th^^(%%) ~~ 11(% _msthash="734864" _msttexthash="21372" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
155	155
156		-=== Decoder in TTN V3 ===
	263	+=== (% _msthash="360269" _msttexthash="333762" %)2.4.1 Decoder in TTN V3(%%) ===
157	157
	265	+(% _msthash="315251" _msttexthash="9786491" %)
158	158	When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
159	159
	268	+(% _msthash="315252" _msttexthash="3928483" %)
160	160	Below is the position to put the decoder and LHT65N decoder can be download from here:
161	161
162		-[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
	271	+[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064"]]
163	163
164		-[[image:image-20220522234118-10.png]]
	273	+[[image:image-20220522234118-10.png||_mstalt="451464" height="353" width="729"]]
165	165
	275	+=== (% _msthash="411411" _msttexthash="383656" %)2.4.2 BAT-Battery Info(%%) ===
166	166
167		-=== BAT-Battery Info ===
168		-
	277	+(% _msthash="315254" _msttexthash="3122912" %)
169	169	These two bytes of BAT include the battery state and the actually voltage
170	170
171		-(% style="width:646px" %)
172		-|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
173		-|Value|(% style="width:272px" %)(((
	280	+[[image:image-20220523152839-18.png||_mstalt="457613"]]
	281	+
	282	+[[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
	283	+
	284	+(% _msthash="315255" _msttexthash="871611" %)
	285	+Check the battery voltage for LHT65N.
	286	+
	287	+* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
	288	+* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
	289	+
	290	+=== (% _msthash="600769" _msttexthash="565838" %)2.4.3 Built-in Temperature(%%) ===
	291	+
	292	+[[image:image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
	293	+
	294	+* Temperature:  0x0ABB/100=27.47℃
	295	+
	296	+[[image:image-20220522235639-3.png||_mstalt="432120"]]
	297	+
	298	+* Temperature:  (0xF5C6-65536)/100=-26.18℃
	299	+
	300	+=== (% _msthash="475891" _msttexthash="445120" %)2.4.4 Built-in Humidity(%%) ===
	301	+
	302	+[[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
	303	+
	304	+* Humidity:    0x025C/10=60.4%
	305	+
	306	+=== (% _msthash="116532" _msttexthash="87958" %)2.4.5 Ext #(%%) ===
	307	+
	308	+(% _msthash="315256" _msttexthash="552240" %)
	309	+Bytes for External Sensor:
	310	+
	311	+[[image:image-20220523152822-17.png||_mstalt="454545"]]
	312	+
	313	+=== (% _msthash="221429" _msttexthash="200655" %)2.4.6 Ext value(%%) ===
	314	+
	315	+==== (% _msthash="1005901" _msttexthash="877578" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
	316	+
	317	+[[image:image-20220522235639-5.png||_mstalt="432848"]]
	318	+
	319	+* DS18B20 temp=0x0ADD/100=27.81℃
	320	+
	321	+(% _msthash="315257" _msttexthash="1038479" %)
	322	+The last 2 bytes of data are meaningless
	323	+
	324	+[[image:image-20220522235639-6.png||_mstalt="433212"]]
	325	+
	326	+* External temperature= (0xF54F-65536)/100=-27.37℃
	327	+
	328	+(((
	329	+(% _msthash="506063" _msttexthash="1038479" %)
	330	+The last 2 bytes of data are meaningless
	331	+)))
	332	+
	333	+(((
	334	+(% _msthash="506064" _msttexthash="21185632" %)
	335	+If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
	336	+)))
	337	+
	338	+
	339	+==== (% _msthash="1389752" _msttexthash="1234766" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
	340	+
	341	+(% _msthash="315258" _msttexthash="41539368" %)
	342	+Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
	343	+
	344	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	345	+|(% style="width:96px" %)(((
	346	+(% _msthash="1817488" _msttexthash="161122" %)**Size(bytes)**
	347	+)))|(% style="width:71px" %)(((
	348	+(% _msthash="1817489" _msttexthash="4550" %)**2**
	349	+)))|(% style="width:99px" %)(((
	350	+(% _msthash="1817490" _msttexthash="4550" %)**2**
	351	+)))|(% style="width:132px" %)(((
	352	+(% _msthash="1817491" _msttexthash="4550" %)**2**
	353	+)))|(% style="width:54px" %)(((
	354	+(% _msthash="1817492" _msttexthash="4459" %)**1**
	355	+)))|(% style="width:64px" %)(((
	356	+(% _msthash="1817493" _msttexthash="4732" %)**4**
	357	+)))
	358	+|(% style="width:96px" %)(((
	359	+(% _msthash="1817494" _msttexthash="60203" %)**Value**
	360	+)))|(% style="width:71px" %)(((
	361	+[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517"]]
	362	+)))|(% style="width:99px" %)(((
	363	+(((
	364	+[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464"]]
	365	+)))
	366	+
	367	+(((
	368	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041"]]
	369	+)))
	370	+)))|(% style="width:132px" %)(((
	371	+(((
	372	+(% _msthash="2224747" _msttexthash="136331" %)
	373	+BAT Status &
	374	+)))
	375	+
	376	+(((
	377	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181"]]
	378	+)))
	379	+)))|(% style="width:54px" %)(((
	380	+(% _msthash="1817496" _msttexthash="147225" %)
	381	+Status & Ext
	382	+)))|(% style="width:64px" %)(((
	383	+(((
	384	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175"]]
	385	+)))
	386	+)))
	387	+
	388	+* (% _msthash="504958" _msttexthash="857922" %)**Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
	389	+
	390	+(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
	391	+|(% _msthash="1230918" _msttexthash="93158" style="width:65px" %)Bit(bit)|(% _msthash="1230919" _msttexthash="57954" style="width:267px" %)[15:14]|(% _msthash="1230920" _msttexthash="48022" style="width:134px" %)[11:0]
	392	+|(% _msthash="1230921" _msttexthash="60203" style="width:65px" %)Value|(% style="width:267px" %)(((
	393	+(% _msthash="1817497" _msttexthash="128427" %)
174	174	BAT Status
175	175
	396	+(% _msthash="1817498" _msttexthash="472784" %)
176	176	00(b): Ultra Low ( BAT <= 2.50v)
177	177
	399	+(% _msthash="1817499" _msttexthash="483678" %)
178	178	01(b): Low  (2.50v <=BAT <= 2.55v)
179	179
	402	+(% _msthash="1817500" _msttexthash="440791" %)
180	180	10(b): OK   (2.55v <= BAT <=2.65v)
181	181
	405	+(% _msthash="1817501" _msttexthash="334191" %)
182	182	11(b): Good   (BAT >= 2.65v)
183		-)))|(% style="width:214px" %)Actually BAT voltage
	407	+)))|(% style="width:134px" %)(((
	408	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181"]]
184	184
185		-[[image:image-20220522235639-1.png]]
	410	+
	411	+)))
186	186
187		-Check the battery voltage for LHT65N.
	413	+* (% _msthash="504959" _msttexthash="245037" %)**Status & Ext Byte**
188	188
189		-* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
190		-* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
	415	+[[image:image-20220523152434-16.png||_mstalt="453921"]]
191	191
192		-=== Built-in Temperature ===
	417	+* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
	418	+* Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
	419	+* Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
193	193
194		-[[image:image-20220522235639-2.png]]
	421	+== (% _msthash="487097" _msttexthash="454818" %)2.5 Show data on Datacake(%%) ==
195	195
196		-* Temperature:  0x0ABB/100=27.47℃
	423	+(% _msthash="315259" _msttexthash="20933341" %)
	424	+Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
197	197
	426	+(((
	427	+(% _msthash="506065" _msttexthash="4753983" %)
	428	+**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
	429	+)))
198	198
199		-[[image:image-20220522235639-3.png]]
	431	+(((
	432	+(% _msthash="506066" _msttexthash="14696682" %)
	433	+**Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
	434	+)))
200	200
201		-* Temperature:  (0xF5C6-65536)/100=-26.18℃
	436	+(((
	437	+(% _msthash="506067" _msttexthash="180297" %)
	438	+Add Datacake:
	439	+)))
202	202
	441	+[[image:image-20220523000825-7.png||_mstalt="429884" height="262" width="583"]]
203	203
204		-=== Built-in Humidity ===
205	205
206		-[[image:image-20220522235639-4.png]]
	444	+(% _msthash="315260" _msttexthash="750178" %)
	445	+Select default key as Access Key:
207	207
208		-* Humidity:    0x025C/10=60.4%
	447	+[[image:image-20220523000825-8.png||_mstalt="430248" height="453" width="406"]]
209	209
	449	+(% _msthash="315261" _msttexthash="2134964" %)
	450	+In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
210	210
211		-=== Ext # ===
	452	+[[image:image-20220523000825-9.png||_mstalt="430612" height="366" width="392"]]
212	212
213		-Bytes for External Sensor:
	454	+[[image:image-20220523000825-10.png||_mstalt="450619" height="413" width="728"]]
214	214
215		-(% style="width:624px" %)
216		-|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
217		-|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
218		-|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
	456	+== (% _msthash="350454" _msttexthash="323544" %)2.6 Datalog Feature(%%) ==
219	219
	458	+(% _msthash="315262" _msttexthash="32283004" %)
	459	+Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
220	220
221		-=== Ext value ===
	461	+=== (% _msthash="886158" _msttexthash="842426" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
222	222
223		-==== Ext~=1, E3 Temperature Sensor ====
	463	+(% _msthash="315263" _msttexthash="409604" %)
	464	+There are two methods:
224	224
225		-[[image:image-20220522235639-5.png]]
	466	+1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
	467	+1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
226	226
	469	+=== (% _msthash="369915" _msttexthash="342797" %)2.6.2 Unix TimeStamp(%%) ===
227	227
228		-* DS18B20 temp=0x0ADD/100=27.81℃
	471	+(% _msthash="315264" _msttexthash="1182285" %)
	472	+LHT65N uses Unix TimeStamp format based on
229	229
230		-The last 2 bytes of data are meaningless
	474	+[[image:image-20220523001219-11.png||_mstalt="450450" height="97" width="627"]]
231	231
232	232
	477	+(((
	478	+(% _msthash="506068" _msttexthash="2717234" %)
	479	+User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	480	+)))
233	233
234		-[[image:image-20220522235639-6.png]]
	482	+(((
	483	+(% _msthash="506069" _msttexthash="709813" %)
	484	+Below is the converter example
	485	+)))
235	235
236		-* External temperature= (0xF54F-65536)/100=-27.37℃
	487	+[[image:image-20220523001219-12.png||_mstalt="450827" height="298" width="720"]]
237	237
238		-The last 2 bytes of data are meaningless
	489	+(% _msthash="315265" _msttexthash="15137317" %)
	490	+So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
239	239
	492	+=== (% _msthash="359294" _msttexthash="332748" %)2.6.3 Set Device Time(%%) ===
240	240
241		-If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
	494	+(((
	495	+(% _msthash="506070" _msttexthash="4521946" %)
	496	+There are two ways to set device’s time:
	497	+)))
242	242
	499	+(((
	500	+(% _msthash="506071" _msttexthash="1498471" %)**1. Through LoRaWAN MAC Command (Default settings)**
	501	+)))
243	243
244		-==== Ext~=9, E3 sensor with Unix Time stamp ====
	503	+(((
	504	+(% _msthash="506072" _msttexthash="2126267" %)
	505	+User need to set SYNCMOD=1 to enable sync time via MAC command.
	506	+)))
245	245
246		-Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
	508	+(((
	509	+(% _msthash="506073" _msttexthash="54430324" %)
	510	+Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
	511	+)))
247	247
	513	+(((
	514	+(% _msthash="506074" _msttexthash="92531127" %)
	515	+Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
	516	+)))
248	248
249		-(% style="width:697px" %)
250		-|(% style="width:96px" %)**Size(bytes)**|(% style="width:164px" %)**2**|(% style="width:104px" %)**2**|(% style="width:106px" %)**2**|(% style="width:108px" %)**1**|(% style="width:116px" %)**4**
251		-|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
252		-[[Built-In>>path:#SHT20_Temperature]]
	518	+(((
	519	+
	520	+)))
253	253
254		-[[Temperature>>path:#SHT20_Temperature]]
255		-)))|(% style="width:106px" %)(((
256		-[[BAT Status &>>path:#BAT_Humidity]]
	522	+(((
	523	+(% _msthash="506075" _msttexthash="329719" %)**2. Manually Set Time**
	524	+)))
257	257
258		-[[Built-in>>path:#BAT_Humidity]]
	526	+(((
	527	+(% _msthash="506076" _msttexthash="7889297" %)
	528	+User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
	529	+)))
259	259
260		-[[Humidity>>path:#BAT_Humidity]]
261		-)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
262		-[[Unix>>path:#Unix_Time_Stamp]]
	531	+=== (% _msthash="460759" _msttexthash="430001" %)2.6.4 Poll sensor value(%%) ===
263	263
264		-[[Time Stamp>>path:#Unix_Time_Stamp]]
	533	+(% _msthash="315266" _msttexthash="4955821" %)
	534	+User can poll sensor value based on timestamps from the server. Below is the downlink command.
	535	+
	536	+[[image:image-20220523152302-15.png||_mstalt="451581"]]
	537	+
	538	+(((
	539	+(% _msthash="506077" _msttexthash="14670916" %)
	540	+Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
265	265	)))
266	266
267		-* **Battery status & **[[**Built-in Humidity**>>path:#SHT20_Humidity]]
	543	+(((
	544	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% style="display:none" %)
	545	+)))
268	268
269		-(% style="width:587px" %)
270		-|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
271		-|Value|(% style="width:280px" %)(((
272		-BAT Status
	547	+(((
	548	+(% _msthash="506079" _msttexthash="6907459" %)
	549	+Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
	550	+)))
273	273
274		-00(b): Ultra Low ( BAT <= 2.50v)
	552	+(((
	553	+(% _msthash="506080" _msttexthash="23531573" %)
	554	+Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
	555	+)))
275	275
276		-01(b): Low  (2.50v <=BAT <= 2.55v)
277	277
278		-10(b): OK   (2.55v <= BAT <=2.65v)
	558	+=== (% _msthash="650923" _msttexthash="614185" %)2.6.5 Datalog Uplink payload(%%) ===
279	279
280		-11(b): Good   (BAT >= 2.65v)
281		-)))|(% style="width:136px" %)(((
282		-[[Built-in Humidity>>path:#SHT20_Humidity]]
	560	+(% _msthash="315267" _msttexthash="2245087" %)
	561	+The Datalog poll reply uplink will use below payload format.
283	283
	563	+(((
	564	+(% _msthash="506081" _msttexthash="451581" %)**Retrieval data payload**
	565	+)))
	566	+
	567	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	568	+|(% style="width:93px" %)(((
	569	+(((
	570	+(% _msthash="2224750" _msttexthash="161122" %)**Size(bytes)**
	571	+)))
	572	+)))|(% style="width:71px" %)(((
	573	+(((
	574	+(% _msthash="2224751" _msttexthash="4550" %)**2**
	575	+)))
	576	+)))|(% style="width:102px" %)(((
	577	+(((
	578	+(% _msthash="2224752" _msttexthash="4550" %)**2**
	579	+)))
	580	+)))|(% style="width:86px" %)(((
	581	+(((
	582	+(% _msthash="2224753" _msttexthash="4550" %)**2**
	583	+)))
	584	+)))|(% style="width:86px" %)(((
	585	+(((
	586	+(% _msthash="2224754" _msttexthash="4459" %)**1**
	587	+)))
	588	+)))|(% style="width:48px" %)(((
	589	+(((
	590	+(% _msthash="2224755" _msttexthash="4732" %)**4**
	591	+)))
	592	+)))
	593	+|(% style="width:93px" %)(((
	594	+(((
	595	+(% _msthash="2224756" _msttexthash="60203" %)**Value**
	596	+)))
	597	+)))|(% style="width:71px" %)(((
	598	+(((
	599	+[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672"]]
	600	+)))
	601	+)))|(% style="width:102px" %)(((
	602	+(((
	603	+(((
	604	+[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065"]]
	605	+)))
	606	+)))
	607	+
	608	+(((
	609	+(((
	610	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041"]]
	611	+)))
	612	+)))
	613	+)))|(% style="width:86px" %)(((
	614	+(((
	615	+(((
	616	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872"]]
	617	+)))
	618	+)))
	619	+
	620	+(((
	621	+(((
	622	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429"]]
	623	+)))
	624	+)))
	625	+)))|(% style="width:86px" %)(((
	626	+(((
	627	+(% _msthash="2224758" _msttexthash="390390" %)
	628	+Poll message flag & Ext
	629	+)))
	630	+)))|(% style="width:48px" %)(((
	631	+(((
	632	+(((
	633	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175"]]
	634	+)))
	635	+)))
	636	+
	637	+(((
	638	+(((
284	284
285	285	)))
	641	+)))
	642	+)))
286	286
	644	+(% _msthash="315268" _msttexthash="390390" %)**Poll message flag & Ext**
287	287
288		-* **Status & Ext Byte**
	646	+[[image:image-20220523152208-14.png||_mstalt="452920"]]
289	289
290		-(% style="width:732px" %)
291		-|(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**
292		-|(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)(((
293		-Ext:
	648	+(((
	649	+(((
	650	+(% _msthash="736723" _msttexthash="2005003" %)
	651	+Poll Message Flag: 1: This message is a poll message reply.
	652	+)))
	653	+)))
294	294
295		-0b(1001)
	655	+* (((
	656	+(((
	657	+(% _msthash="1197157" _msttexthash="561548" %)
	658	+Poll Message Flag is set to 1.
296	296	)))
	660	+)))
	661	+* (((
	662	+(((
	663	+(% _msthash="1197158" _msttexthash="9284964" %)
	664	+Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
	665	+)))
	666	+)))
297	297
298		-* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
299		-* Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
300		-* Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
	668	+(((
	669	+(((
	670	+(% _msthash="736724" _msttexthash="2242344" %)
	671	+For example, in US915 band, the max payload for different DR is:
	672	+)))
	673	+)))
301	301
	675	+(((
	676	+(((
	677	+(% _msthash="736725" _msttexthash="1065532" %)
	678	+a) DR0: max is 11 bytes so one entry of data
	679	+)))
	680	+)))
302	302
	682	+(((
	683	+(((
	684	+(% _msthash="736726" _msttexthash="3265665" %)
	685	+b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
	686	+)))
	687	+)))
303	303
304		-== LED Indicator ==
	689	+(((
	690	+(((
	691	+(% _msthash="736727" _msttexthash="1454115" %)
	692	+c) DR2: total payload includes 11 entries of data
	693	+)))
	694	+)))
305	305
306		-The LHT65N has a triple color LED which for easy shows different stage.
	696	+(((
	697	+(((
	698	+(% _msthash="736728" _msttexthash="1483924" %)
	699	+d) DR3: total payload includes 22 entries of data.
	700	+)))
	701	+)))
307	307
308		-While pressing ACT button, the LED will work as per LED status with ACT button.
	703	+(((
	704	+(((
	705	+(% _msthash="736729" _msttexthash="5848349" %)
	706	+If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
	707	+)))
	708	+)))
309	309
310		-In a normal working state:
311	311
312		-* For each uplink, the BLUE LED or RED LED will blink once.
313		-* BLUE LED when an external sensor is connected
314		-* RED LED when an external sensor is not connected
315		-* For each success downlink, the PURPLE LED will blink once
	711	+(% _msthash="315269" _msttexthash="104767" %)**Example:**
316	316
	713	+(% _msthash="315270" _msttexthash="913822" %)
	714	+If LHT65N has below data inside Flash:
	715	+
	716	+[[image:image-20220523144455-1.png||_mstalt="430040" height="335" width="735"]]
	717	+
	718	+(((
	719	+(% _msthash="506082" _msttexthash="1663961" %)
	720	+If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
	721	+)))
	722	+
	723	+(((
	724	+(% _msthash="506083" _msttexthash="1092494" %)
	725	+ Where : Start time: 60065F97 = time 21/1/19 04:27:03
	726	+)))
	727	+
	728	+(((
	729	+(% _msthash="506084" _msttexthash="737269" %)
	730	+ Stop time 60066DA7= time 21/1/19 05:27:03
	731	+)))
	732	+
	733	+(((
	734	+
	735	+)))
	736	+
	737	+(((
	738	+(% _msthash="506085" _msttexthash="751218" %)
	739	+LHT65N will uplink this payload.
	740	+)))
	741	+
	742	+[[image:image-20220523001219-13.png||_mstalt="451204" height="421" width="727"]]
	743	+
	744	+(% _msthash="315271" _msttexthash="12012546" %)
	745	+7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
	746	+
	747	+(% _msthash="315272" _msttexthash="95618250" %)
	748	+其中，前 11 个字节表示第一个条目：
	749	+
	750	+(% _msthash="315273" _msttexthash="274846" %)
	751	+7FFF089801464160065F97
	752	+
	753	+(% _msthash="315274" _msttexthash="23352186" %)
	754	+外部传感器数据=0x7FFF/100=327.67
	755	+
	756	+(% _msthash="315275" _msttexthash="5286827" %)
	757	+温度=0x0898/100=22.00
	758	+
	759	+(% _msthash="315276" _msttexthash="7131241" %)
	760	+嗡嗡声=0x0146/10=32.6
	761	+
	762	+(% _msthash="315277" _msttexthash="118235416" %)
	763	+轮询消息标志 & Ext=0x41，表示回复数据，Ext=1
	764	+
	765	+(% _msthash="315278" _msttexthash="95647201" %)
	766	+Unix 时间是 0x60065F97=1611030423s=21/1/19 04：27：03
	767	+
	768	+
	769	+== (% _msthash="197717" _msttexthash="16752736" %)2.7 报警模式(%%) ==
	770	+
	771	+(% _msthash="315279" _msttexthash="614443986" %)
	772	+当设备处于报警模式时，它会在短时间内检查内置传感器温度。如果温度超过预配置范围，它将立即发送上行链路。
	773	+
	774	+(((
	775	+(% _msthash="506086" _msttexthash="304704764" style="color:red" %)注意：报警模式会增加一点功耗，我们建议在启用此功能时延长正常读取时间。
	776	+)))
	777	+
	778	+(% _msthash="315280" _msttexthash="38172992" %)**报警模式的 AT 命令：**
	779	+
	780	+(% class="box infomessage" %)
	781	+(((
	782	+(% _istranslated="1" _mstmutation="1" %)**AT+WMOD=1**(%%)：启用/禁用报警模式。（0：禁用，1：启用）
	783	+
	784	+(% _msthash="506088" _msttexthash="258873758" %)
	785	+(% _istranslated="1" %)**AT+CITEMP=1**(%%)：检查警报温度的时间间隔。（单位：分钟）
	786	+
	787	+(% _msthash="506089" _msttexthash="154134227" %)
	788	+(% _istranslated="1" %)**AT+ARTEMP**(%%)： 获取或设置内部温度传感器报警范围
	789	+
	790	+(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%)：获取内部温度传感器报警范围(% style="display:none" %)
	791	+
	792	+(% _msthash="506091" _msttexthash="225614246" %)
	793	+(% _istranslated="1" %)**AT+ARTEMP=45，105**(%%)：将内部温度传感器报警范围设置为 45 至 105。
	794	+)))
	795	+
	796	+== ==
	797	+
	798	+== (% _msthash="276471" _msttexthash="12239526" %)2.8 指示灯(%%) ==
	799	+
	800	+(((
	801	+(% _msthash="506092" _msttexthash="130028808" %)
	802	+LHT65N具有三色LED，可轻松显示不同的舞台。
	803	+)))
	804	+
	805	+(((
	806	+(% _msthash="506093" _msttexthash="151611343" %)
	807	+按下 ACT 按钮时，LED 将按照带有 ACT 按钮的 LED 状态工作。
	808	+)))
	809	+
	810	+(((
	811	+(% _msthash="506094" _msttexthash="33759063" %)
	812	+正常工作状态下：
	813	+)))
	814	+
	815	+* (((
	816	+(% _msthash="903005" _msttexthash="141916112" %)
	817	+对于每个上行链路，蓝色 LED 或红色 LED 将闪烁一次。
	818	+)))
	819	+* (((
	820	+(% _msthash="903006" _msttexthash="49182913" %)
	821	+连接外部传感器时的蓝色 LED
	822	+)))
	823	+* (((
	824	+(% _msthash="903007" _msttexthash="55309774" %)
	825	+未连接外部传感器时的红色 LED
	826	+)))
	827	+* (((
	828	+(% _msthash="903008" _msttexthash="126991982" %)
	829	+对于每个成功的下行链路，紫色 LED 将闪烁一次
	830	+)))
	831	+
317	317	----
318	318
319		-== Installation ==
	834	+== (% _msthash="298350" _msttexthash="8069152" %)2.9 安装(%%) ==
320	320
321		-[[image:image-20220516231650-1.png||height="632" width="620"]]
	836	+[[image:image-20220516231650-1.png||_mstalt="5390151" alt="图片-20220516231650-1.png" height="436" width="428"]]
322	322
	838	+= (% _msthash="528658" _msttexthash="22116432" %)3. 传感器和配件(%%) =
323	323
	840	+== (% _msthash="487110" _msttexthash="17620759" %)3.1 E3温度探头(%%) ==
324	324
	842	+[[image:image-20220515080154-4.png||_mstalt="5391243" alt="图片-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="5390346" alt="图片-20220515080330-5.png" height="201" width="195"]]
325	325
326		-= Sensors & Accessories =
327	327
328		-== E3 Temperature Probe ==
	845	+(% _msthash="315354" _msttexthash="50315928" %)
	846	+带 2 米电缆长的温度传感器
329	329
330		-[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
	848	+* 分辨率：0.0625°C
	849	+* -10°C 至 +85°C 范围内的 ±0.5°C 精度
	850	+* -55°C 至 +125°C 范围内的 ±2°C 精度
	851	+* 工作范围： -40 ~~ 125 °C
	852	+* -55°C 至 125°C
	853	+* 工作电压 2.35v ~~ 5v
331	331
	855	+= (% _msthash="1745419" _msttexthash="88144758" %)4. 通过 AT 命令或 LoRaWAN 下行链路配置 LHT65N(%%) =
332	332
333		-With Temperature sensor with 2 meters cable long
	857	+(((
	858	+(% _msthash="506246" _msttexthash="2005926" %)
	859	+Use can configure LHT65N via AT Command or LoRaWAN Downlink.
	860	+)))
334	334
335		-* Resolution: 0.0625 °C
336		-* ±0.5°C accuracy from -10°C to +85°C
337		-* ±2°C accuracy from -55°C to +125°C
338		-* Operating Range: -40 ~~ 125 °C
339		-* -55°C to 125°C
340		-* Working voltage 2.35v ~~ 5v
341		-
	862	+* (((
	863	+(% _msthash="903318" _msttexthash="635544" %)
	864	+AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	865	+)))
	866	+* (((
	867	+(% _msthash="903319" _msttexthash="2004301" %)
	868	+LoRaWAN Downlink instruction for different platforms:
	869	+)))
342	342
343		-= Battery & How to replace =
	871	+(((
	872	+[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server>>url:http://wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server||_msthash="506247" _msttexthash="3599349"]]
	873	+)))
344	344
345		-== Battery Type ==
	875	+(((
	876	+(% _msthash="506248" _msttexthash="2144051" %)
	877	+There are two kinds of commands to configure LHT65N, they are:
	878	+)))
346	346
	880	+(((
	881	+(% _msthash="506249" _msttexthash="317850" style="color:#4f81bd" %)* **General Commands**.
	882	+)))
	883	+
	884	+(((
	885	+(% _msthash="506250" _msttexthash="774527" %)
	886	+These commands are to configure:
	887	+)))
	888	+
	889	+* (((
	890	+(% _msthash="903320" _msttexthash="1503580" %)
	891	+General system settings like: uplink interval.
	892	+)))
	893	+* (((
	894	+(% _msthash="903321" _msttexthash="1244334" %)
	895	+LoRaWAN protocol & radio-related commands.
	896	+)))
	897	+
	898	+(((
	899	+(% _msthash="506251" _msttexthash="8343023" %)
	900	+They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	901	+)))
	902	+
	903	+(((
	904	+[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command||_msthash="506252" _msttexthash="3434769"]]
	905	+)))
	906	+
	907	+(((
	908	+(% style="color:#4f81bd" %)* (% _msthash="506253" _msttexthash="792038" %)**Commands special design for LHT65N**
	909	+)))
	910	+
	911	+(((
	912	+(% _msthash="506254" _msttexthash="1501357" %)
	913	+These commands are only valid for LHT65N, as below:
	914	+)))
	915	+
	916	+== (% _msthash="708253" _msttexthash="668772" %)4.1 Set Transmit Interval Time(%%) ==
	917	+
	918	+(% _msthash="315355" _msttexthash="1659268" %)
	919	+Feature: Change LoRaWAN End Node Transmit Interval.
	920	+
	921	+(% _msthash="315356" _msttexthash="241696" %)**AT Command: AT+TDC**
	922	+
	923	+[[image:image-20220523150701-2.png||_mstalt="427453"]]
	924	+
	925	+(((
	926	+(% _msthash="506255" _msttexthash="381992" %)**Downlink Command: 0x01**
	927	+)))
	928	+
	929	+(((
	930	+(% _msthash="506256" _msttexthash="1996592" %)
	931	+Format: Command Code (0x01) followed by 3 bytes time value.
	932	+)))
	933	+
	934	+(((
	935	+(% _msthash="506257" _msttexthash="12934649" %)
	936	+If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	937	+)))
	938	+
	939	+* (((
	940	+(% _msthash="903322" _msttexthash="3250546" %)
	941	+**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	942	+)))
	943	+* (((
	944	+(% _msthash="903323" _msttexthash="3253315" %)
	945	+**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	946	+)))
	947	+
	948	+== (% _msthash="614770" _msttexthash="578240" %)4.2 Set External Sensor Mode(%%) ==
	949	+
	950	+(% _msthash="315357" _msttexthash="975117" %)
	951	+Feature: Change External Sensor Mode.
	952	+
	953	+(% _msthash="315358" _msttexthash="248118" %)**AT Command: AT+EXT**
	954	+
	955	+[[image:image-20220523150759-3.png||_mstalt="432146"]]
	956	+
	957	+(((
	958	+(% _msthash="506258" _msttexthash="387855" %)**Downlink Command: 0xA2**
	959	+)))
	960	+
	961	+(((
	962	+(% _msthash="506259" _msttexthash="395629" %)
	963	+Total bytes: 2 ~~ 5 bytes
	964	+)))
	965	+
	966	+(((
	967	+(% _msthash="506260" _msttexthash="104767" %)**Example:**
	968	+)))
	969	+
	970	+* (((
	971	+(% _msthash="903324" _msttexthash="934973" %)
	972	+0xA201: Set external sensor type to E1
	973	+)))
	974	+* (((
	975	+(% _msthash="903325" _msttexthash="354770" %)
	976	+0xA209: Same as AT+EXT=9
	977	+)))
	978	+* (((
	979	+(% _msthash="903326" _msttexthash="639067" %)
	980	+0xA20702003c,Same as AT+SETCNT=60
	981	+)))
	982	+
	983	+== (% _msthash="1562483" _msttexthash="1445717" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
	984	+
	985	+(% _msthash="315359" _msttexthash="2977572" %)
	986	+Feature: If PID is enabled, device will send the temperature probe ID on:
	987	+
	988	+* First Packet after OTAA Join
	989	+* Every 24 hours since the first packet.
	990	+
	991	+(% _msthash="315360" _msttexthash="658814" %)
	992	+PID is default set to disable (0)
	993	+
	994	+(% _msthash="315361" _msttexthash="137488" %)**AT Command:**
	995	+
	996	+[[image:image-20220523150928-4.png||_mstalt="431821"]]
	997	+
	998	+(% _msthash="315362" _msttexthash="298038" %)**Downlink Command:**
	999	+
	1000	+* 0xA800  **~-~->** AT+PID=0
	1001	+* 0xA801     **~-~->** AT+PID=1
	1002	+
	1003	+== (% _msthash="266344" _msttexthash="242879" %)4.4 Set Password(%%) ==
	1004	+
	1005	+(% _msthash="315363" _msttexthash="1170728" %)
	1006	+Feature: Set device password, max 9 digits
	1007	+
	1008	+(% _msthash="315364" _msttexthash="295009" %)**AT Command: AT+PWORD**
	1009	+
	1010	+[[image:image-20220523151052-5.png||_mstalt="428623"]]
	1011	+
	1012	+(((
	1013	+(% _msthash="506261" _msttexthash="298038" %)**Downlink Command:**
	1014	+)))
	1015	+
	1016	+(((
	1017	+(% _msthash="506262" _msttexthash="974311" %)
	1018	+No downlink command for this feature.
	1019	+)))
	1020	+
	1021	+== (% _msthash="306956" _msttexthash="281918" %)4.5 Quit AT Command(%%) ==
	1022	+
	1023	+(% _msthash="315365" _msttexthash="4616456" %)
	1024	+Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
	1025	+
	1026	+(% _msthash="315366" _msttexthash="289120" %)**AT Command: AT+DISAT**
	1027	+
	1028	+[[image:image-20220523151132-6.png||_mstalt="428649"]]
	1029	+
	1030	+(% _msthash="315367" _msttexthash="298038" %)**Downlink Command:**
	1031	+
	1032	+(% _msthash="315368" _msttexthash="974311" %)
	1033	+No downlink command for this feature.
	1034	+
	1035	+== (% _msthash="362752" _msttexthash="334919" %)4.6 Set to sleep mode(%%) ==
	1036	+
	1037	+(% _msthash="315369" _msttexthash="779688" %)
	1038	+Feature: Set device to sleep mode
	1039	+
	1040	+(% _msthash="315370" _msttexthash="289783" %)**AT Command: AT+SLEEP**
	1041	+
	1042	+[[image:image-20220523151218-7.png||_mstalt="430703"]]
	1043	+
	1044	+(% _msthash="315371" _msttexthash="298038" %)**Downlink Command:**
	1045	+
	1046	+* There is no downlink command to set to Sleep mode.
	1047	+
	1048	+== (% _msthash="336557" _msttexthash="309712" %)4.7 Set system time(%%) ==
	1049	+
	1050	+(% _msthash="315372" _msttexthash="2565524" %)
	1051	+Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
	1052	+
	1053	+(% _msthash="315373" _msttexthash="137488" %)**AT Command:**
	1054	+
	1055	+[[image:image-20220523151253-8.png||_mstalt="430677"]]
	1056	+
	1057	+(% _msthash="315374" _msttexthash="298038" %)**Downlink Command:**
	1058	+
	1059	+(% _msthash="315375" _msttexthash="2898571" %)
	1060	+0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
	1061	+
	1062	+== (% _msthash="376779" _msttexthash="348712" %)4.8 Set Time Sync Mode(%%) ==
	1063	+
	1064	+(((
	1065	+(% _msthash="506263" _msttexthash="11748321" %)
	1066	+Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
	1067	+)))
	1068	+
	1069	+(((
	1070	+(% _msthash="506264" _msttexthash="6530264" %)
	1071	+SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
	1072	+)))
	1073	+
	1074	+(((
	1075	+(% _msthash="506265" _msttexthash="137488" %)**AT Command:**
	1076	+)))
	1077	+
	1078	+[[image:image-20220523151336-9.png||_mstalt="431717"]]
	1079	+
	1080	+(% _msthash="315376" _msttexthash="298038" %)**Downlink Command:**
	1081	+
	1082	+(% _msthash="315377" _msttexthash="479648" %)
	1083	+0x28 01 ~/~/ Same As AT+SYNCMOD=1
	1084	+
	1085	+(% _msthash="315378" _msttexthash="479076" %)
	1086	+0x28 00 ~/~/ Same As AT+SYNCMOD=0
	1087	+
	1088	+== (% _msthash="536432" _msttexthash="502528" %)4.9 Set Time Sync Interval(%%) ==
	1089	+
	1090	+(% _msthash="315379" _msttexthash="3065777" %)
	1091	+Feature: Define System time sync interval. SYNCTDC default value: 10 days.
	1092	+
	1093	+(% _msthash="315380" _msttexthash="137488" %)**AT Command:**
	1094	+
	1095	+[[image:image-20220523151411-10.png||_mstalt="449696"]]
	1096	+
	1097	+(% _msthash="315381" _msttexthash="298038" %)**Downlink Command:**
	1098	+
	1099	+(% _msthash="315382" _msttexthash="590044" %)
	1100	+0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
	1101	+
	1102	+== (% _msthash="927901" _msttexthash="882570" %)4.10 Print data entries base on page.(%%) ==
	1103	+
	1104	+(% _msthash="315383" _msttexthash="3233334" %)
	1105	+Feature: Print the sector data from start page to stop page (max is 416 pages).
	1106	+
	1107	+(% _msthash="315384" _msttexthash="264953" %)**AT Command: AT+PDTA**
	1108	+
	1109	+[[image:image-20220523151450-11.png||_mstalt="451035"]]
	1110	+
	1111	+(% _msthash="315385" _msttexthash="298038" %)**Downlink Command:**
	1112	+
	1113	+(% _msthash="315386" _msttexthash="799539" %)
	1114	+No downlink commands for feature
	1115	+
	1116	+== (% _msthash="788762" _msttexthash="747149" %)4.11 Print last few data entries.(%%) ==
	1117	+
	1118	+(% _msthash="315387" _msttexthash="1101009" %)
	1119	+Feature: Print the last few data entries
	1120	+
	1121	+(% _msthash="315388" _msttexthash="288522" %)**AT Command: AT+PLDTA**
	1122	+
	1123	+[[image:image-20220523151524-12.png||_mstalt="452101"]]
	1124	+
	1125	+(% _msthash="315389" _msttexthash="298038" %)**Downlink Command:**
	1126	+
	1127	+(% _msthash="315390" _msttexthash="799539" %)
	1128	+No downlink commands for feature
	1129	+
	1130	+== (% _msthash="437814" _msttexthash="408057" %)4.12 Clear Flash Record(%%) ==
	1131	+
	1132	+(% _msthash="315391" _msttexthash="1609075" %)
	1133	+Feature: Clear flash storage for data log feature.
	1134	+
	1135	+(% _msthash="315392" _msttexthash="311415" %)**AT Command: AT+CLRDTA**
	1136	+
	1137	+[[image:image-20220523151556-13.png||_mstalt="454129"]]
	1138	+
	1139	+(% _msthash="315393" _msttexthash="388193" %)**Downlink Command: 0xA3**
	1140	+
	1141	+* Example: 0xA301 ~/~/Same as AT+CLRDTA
	1142	+
	1143	+== (% _msthash="740532" _msttexthash="701363" %)4.13 Auto Send None-ACK messages(%%) ==
	1144	+
	1145	+(% _msthash="315394" _msttexthash="51837149" %)
	1146	+Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
	1147	+
	1148	+
	1149	+(% _msthash="315395" _msttexthash="334256" %)**AT Command: AT+PNACKMD**
	1150	+
	1151	+(% _msthash="315396" _msttexthash="734682" %)
	1152	+The default factory setting is 0
	1153	+
	1154	+(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
	1155	+|=(% style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" %)**Command Example**|=(% style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" %)**Function**|=(% style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" %)**Response**
	1156	+|(% _msthash="1231321" _msttexthash="130455" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" style="width:119px" %)OK
	1157	+
	1158	+(% _msthash="315397" _msttexthash="383981" %)**Downlink Command: 0x34**
	1159	+
	1160	+* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
	1161	+
	1162	+= (% _msthash="568737" _msttexthash="502827" %)5. Battery & How to replace(%%) =
	1163	+
	1164	+== (% _msthash="265486" _msttexthash="242073" %)5.1 Battery Type(%%) ==
	1165	+
	1166	+(% _msthash="315398" _msttexthash="33754799" %)
347	347	LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
348	348
	1169	+(((
349	349	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
350		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1171	+[[image:image-20220515075034-1.png||_mstalt="428961" height="208" width="644"]]
	1172	+)))
351	351
352		-
	1174	+(((
353	353	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
354	354
	1177	+)))
355	355
356		-== Replace Battery ==
	1179	+== (% _msthash="353795" _msttexthash="326703" %)5.2 Replace Battery(%%) ==
357	357
	1181	+(% _msthash="315399" _msttexthash="11289278" %)
358	358	LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
359	359
360		-[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
	1184	+[[image:image-20220515075440-2.png||_mstalt="429546" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" height="193" width="257"]]
361	361
	1186	+== (% _msthash="494650" _msttexthash="462241" %)5.3 Battery Life Analyze(%%) ==
362	362
363		-== Battery Life Analyze ==
364		-
	1188	+(((
	1189	+(% _msthash="506268" _msttexthash="35479028" %)
365	365	Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
366	366	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1192	+)))
367	367
	1194	+= (% _msthash="183170" _msttexthash="163566" %)6. Order Info(%%) =
368	368
369		-= Order Info =
	1196	+(((
	1197	+(% _msthash="506269" _msttexthash="432432" %)
	1198	+Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1199	+)))
370	370
371		-Part Number: (% class="mark" %)**LHT65N-XX**
	1201	+(((
	1202	+(% _msthash="506270" _msttexthash="686946" %)
	1203	+(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1204	+)))
372	372
373		-**XX**: The default frequency band
	1206	+* (((
	1207	+(% _msthash="903327" _msttexthash="393341" %)
	1208	+(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
	1209	+)))
	1210	+* (((
	1211	+(% _msthash="903328" _msttexthash="394576" %)
	1212	+(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
	1213	+)))
	1214	+* (((
	1215	+(% _msthash="903329" _msttexthash="393913" %)
	1216	+(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
	1217	+)))
	1218	+* (((
	1219	+(% _msthash="903330" _msttexthash="399087" %)
	1220	+(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
	1221	+)))
	1222	+* (((
	1223	+(% _msthash="903331" _msttexthash="395109" %)
	1224	+(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
	1225	+)))
	1226	+* (((
	1227	+(% _msthash="903332" _msttexthash="400842" %)
	1228	+(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
	1229	+)))
	1230	+* (((
	1231	+(% _msthash="903333" _msttexthash="396487" %)
	1232	+(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
	1233	+)))
	1234	+* (((
	1235	+(% _msthash="903334" _msttexthash="390923" %)
	1236	+(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
	1237	+)))
374	374
375		-* **AS923**: LoRaWAN AS923 band
376		-* **AU915**: LoRaWAN AU915 band
377		-* **EU433**: LoRaWAN EU433 band
378		-* **EU868**: LoRaWAN EU868 band
379		-* **KR920**: LoRaWAN KR920 band
380		-* **US915**: LoRaWAN US915 band
381		-* **IN865**: LoRaWAN IN865 band
382		-* **CN470**: LoRaWAN CN470 band
	1239	+(((
	1240	+(% _msthash="506271" _msttexthash="443495" %)
	1241	+(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1242	+)))
383	383
384		-**YY**: Sensor Accessories
	1244	+* (((
	1245	+(% _msthash="903335" _msttexthash="720135" %)
	1246	+(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1247	+)))
385	385
386		-* **E3**: External Temperature Probe
	1249	+= (% _msthash="233363" _msttexthash="211237" %)7. Packing Info(%%) =
387	387
388		-= Packing Info =
389		-
	1251	+(((
	1252	+(% _msthash="506272" _msttexthash="295386" %)
390	390	**Package Includes**:
	1254	+)))
391	391
392		-* LHT65N Temperature & Humidity Sensor x 1
393		-* Program cable x 1
394		-* Optional external sensor
	1256	+* (((
	1257	+(% _msthash="903336" _msttexthash="1033149" %)
	1258	+LHT65N Temperature & Humidity Sensor x 1
	1259	+)))
	1260	+* (((
	1261	+(% _msthash="903337" _msttexthash="242567" %)
	1262	+Program cable x 1
	1263	+)))
	1264	+* (((
	1265	+(% _msthash="903338" _msttexthash="544167" %)
	1266	+Optional external sensor
	1267	+)))
395	395
	1269	+(((
	1270	+(% _msthash="506273" _msttexthash="403858" %)
396	396	**Dimension and weight**:
	1272	+)))
397	397
398		-* Device Size:  13.5 x 7 x 3 cm
399		-* Device Weight: 105g
400		-* Package Size / pcs : 14.5 x 8 x 5 cm
401		-* Weight / pcs : 170g
	1274	+* (((
	1275	+(% _msthash="903339" _msttexthash="391807" %)
	1276	+Device Size:  13.5 x 7 x 3 cm
	1277	+)))
	1278	+* (((
	1279	+(% _msthash="903340" _msttexthash="285298" %)
	1280	+Device Weight: 105g
	1281	+)))
	1282	+* (((
	1283	+(% _msthash="903341" _msttexthash="562926" %)
	1284	+Package Size / pcs : 14.5 x 8 x 5 cm
	1285	+)))
	1286	+* (((
	1287	+(% _msthash="903342" _msttexthash="227084" %)
	1288	+Weight / pcs : 170g
	1289	+)))
402	402
403		-= FCC Warning =
	1291	+= (% _msthash="198744" _msttexthash="178776" %)8. FCC Warning(%%) =
404	404
	1293	+(((
	1294	+(% _msthash="506274" _msttexthash="6034353" %)
405	405	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
	1296	+)))
406	406
407		-(1) This device may not cause harmful interference, and
	1298	+(((
	1299	+(% _msthash="506275" _msttexthash="44097638" %)
	1300	+(1) This device may not cause harmful interference；
	1301	+)))
408	408
409		-(2) this device must accept any interference received, including interference that may cause undesired operation
	1303	+(((
	1304	+(% _msthash="506276" _msttexthash="7559773" %)
	1305	+(2) this device must accept any interference received, including interference that may cause undesired operation.
	1306	+)))

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