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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 175.4
edited by Xiaoling
on 2022/06/21 10:02
Change comment: There is no comment for this version
To version 168.1
edited by Xiaoling
on 2022/06/21 09:21
Change comment: Uploaded new attachment "1655774519494-861.png", version {1}

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14 14  
15 15  
16 16  (% _mstvisible="1" %)
17 -= (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1.  Introduction(%%) =
17 += (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18 18  
19 19  (% _mstvisible="1" %)
20 -== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1  What is LHT52 Temperature & Humidity Sensor(%%) ==
20 +== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT52 Temperature & Humidity Sensor(%%) ==
21 21  
22 22  (% _mstvisible="1" %)
23 23  (((
... ... @@ -24,49 +24,61 @@
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 25  
26 26  
27 -The Dragino LHT52 Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:blue" %)**built-in Temperature & Humidity sensor** (%%)and has a USB Type-C sensor connector to connect to external sensors such as external Temperature Sensor.
27 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
28 +The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
29 +)))
28 28  
29 -LHT52 (% style="color:blue" %)**senses environment temperature and humidity**(%%) and send these values via long-range wireless LoRaWAN protocol. It targets professional wireless sensor network applications such as food service, smart metering, smart cities, building automation, and so on.
31 +(% _mstvisible="1" %)
32 +(((
33 +(% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
34 +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.
35 +)))
30 30  
31 -LHT52 supports(% style="color:blue" %)** 2 x AAA batteries **(%%)and works for a long time up to several years. Use can replace the batteries easily after they are finished.
37 +(% _mstvisible="1" %)
38 +(((
39 +(% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
40 +LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
41 +)))
32 32  
33 -LHT52 is fully compatible with LoRaWAN v1.0.3 protocol, it can work with standard LoRaWAN gateway.
43 +(% _mstvisible="1" %)
44 +(((
45 +(% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
46 +LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
47 +)))
34 34  
35 -LHT52 supports(% style="color:blue" %)** Datalog feature** (%%)to make sure users won’t miss sensor data. It records sensor value for every uplink. These values can be retrieved by LoRaWAN server via downlink command.
36 -
37 -LHT52 supports(% style="color:blue" %)** temperature alarm feature**(%%). It can uplink alarm in a short interval while temperature exceeds preset limits.
38 -
39 -*Battery life depends how often to send data, please see [[battery analyzer>>||anchor="H4.2A0PowerConsumptionAnalyze"]].
40 -
41 -(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
42 -[[image:1655774519494-861.png]]
49 +(% _mstvisible="1" %)
50 +(((
51 +(% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
52 +LHT65N supports (% _mstvisible="4" 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.
43 43  )))
44 44  
45 45  (% _mstvisible="1" %)
46 46  (((
47 47  (% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
58 +*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
59 +
60 +(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
48 48  
49 49  )))
50 50  
51 51  (% _mstvisible="1" %)
52 -== (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2  Features(%%) ==
65 +== (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
53 53  
54 54  (% _mstvisible="1" %)
55 -* Wall Attachable.
56 -* LoRaWAN v1.0.3 Class A protocol.
57 -* Built-in Temperature & Humidity sensor
58 -* Optional External Probe
68 +* Wall mountable
69 +* LoRaWAN v1.0.3 Class A protocol
59 59  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
60 60  * AT Commands to change parameters
61 61  * Remote configure parameters via LoRaWAN Downlink
62 -* Firmware upgradable via program port
63 -* Support 2 x AAA LR03 batteries.
73 +* Firmware upgradeable via program port
74 +* Built-in 2400mAh battery for up to 10 years of use.
75 +* Built-in Temperature & Humidity sensor
76 +* Optional External Sensors
77 +* Tri-color LED to indicate working status
64 64  * Datalog feature
65 -* IP Rating: IP52
66 66  
67 -
68 68  (% _mstvisible="1" %)
69 -== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3  Specification(%%) ==
81 +== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
70 70  
71 71  (% _mstvisible="1" %)
72 72  (((
... ... @@ -77,10 +77,27 @@
77 77  (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
78 78  )))
79 79  
80 -* Resolution: 0.01 °C
81 -* Accuracy Tolerance: Typ ±0.3 °C
82 -* Long Term Drift: < 0.02 °C/yr
83 -* Operating Range: -20 ~~ 50 °C
92 +(% _mstvisible="1" %)
93 +* (% _mstvisible="3" %)
94 +(((
95 +(% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
96 +Resolution: 0.01 °C
97 +)))
98 +* (% _mstvisible="3" %)
99 +(((
100 +(% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
101 +Accuracy Tolerance : Typ ±0.3 °C
102 +)))
103 +* (% _mstvisible="3" %)
104 +(((
105 +(% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
106 +Long Term Drift: < 0.02 °C/yr
107 +)))
108 +* (% _mstvisible="3" %)
109 +(((
110 +(% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
111 +Operating Range: -40 ~~ 85 °C
112 +)))
84 84  
85 85  (% _mstvisible="1" %)
86 86  (((
... ... @@ -89,144 +89,172 @@
89 89  
90 90  (% _mstvisible="2" %)
91 91  (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
92 -
93 -
94 -* Resolution: 0.1 %RH
95 -* Accuracy Tolerance: Typ ±3 %RH
96 -* Long Term Drift: < 0.02 °C/yr
97 -* Operating Range: 0 ~~ 99.0 %RH(no Dew)
98 98  )))
99 99  
100 100  (% _mstvisible="1" %)
124 +* (% _mstvisible="3" %)
101 101  (((
102 -(% _mstvisible="2" %)
103 -
126 +(% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
127 +Resolution: 0.04 %RH
104 104  )))
129 +* (% _mstvisible="3" %)
130 +(((
131 +(% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
132 +Accuracy Tolerance : Typ ±3 %RH
133 +)))
134 +* (% _mstvisible="3" %)
135 +(((
136 +(% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
137 +Long Term Drift: < 0.02 °C/yr
138 +)))
139 +* (% _mstvisible="3" %)
140 +(((
141 +(% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
142 +Operating Range: 0 ~~ 96 %RH
143 +)))
105 105  
106 -(% _mstvisible="3" %)
145 +(% _mstvisible="1" %)
107 107  (((
147 +(% _mstvisible="2" %)
108 108  
109 109  
150 +(% _mstvisible="2" %)
151 +(% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
152 +)))
110 110  
154 +(% _mstvisible="1" %)
155 +* (% _mstvisible="3" %)
156 +(((
157 +(% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
158 +Resolution: 0.0625 °C
159 +)))
160 +* (% _mstvisible="3" %)
161 +(((
162 +(% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
163 +±0.5°C accuracy from -10°C to +85°C
164 +)))
165 +* (% _mstvisible="3" %)
166 +(((
167 +(% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
168 +±2°C accuracy from -55°C to +125°C
169 +)))
170 +* (% _mstvisible="3" %)
171 +(((
111 111  (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
112 -== 1.4  Power Consumption ==
173 +Operating Range: -55 °C ~~ 125 °C
113 113  
114 -LHT52 (without external sensor): Idle: 5uA, Transmit: max 110mA
115 115  
116 -LHT52 + External Temperature Probe (AS-01): Idle: 6uA, Transmit: max 110mA.
117 -
118 -
119 -
120 -== 1.5  Storage & Operation Temperature ==
121 -
122 --20°C to +50°C
123 -
124 -
125 -
126 -== 1.6  Applications ==
127 -
128 -* Smart Buildings & Home Automation
129 -* Logistics and Supply Chain Management
130 -* Smart Metering
131 -* Smart Agriculture
132 -* Smart Cities
133 -* Smart Factory
134 -
176 +(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
135 135  
136 136  )))
137 137  
138 138  (% _mstvisible="1" %)
139 -= (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2.  O(%%)peration Mode =
181 += (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
140 140  
141 141  (% _mstvisible="1" %)
142 -== (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How it work?(%%) ==
184 +== (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
143 143  
144 144  (% _mstvisible="1" %)
145 145  (((
146 146  (% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
147 -Each LHT52 is shipped with a worldwide unique set of LoRaWAN OTAA keys. To use LHT52 in a LoRaWAN network, user needs to input the OTAA keys in LoRaWAN network server. After this, if LHT52 is under this LoRaWAN network coverage, LHT52 can join the LoRaWAN network and start to transmit sensor data. The default period for each uplink is** 20 minutes**.
148 -
149 -(% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
150 -
189 +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.
151 151  )))
152 152  
153 153  (% _mstvisible="1" %)
154 154  (((
155 155  (% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
195 +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.
196 +
197 +(% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
156 156  
157 157  )))
158 158  
159 159  (% _mstvisible="1" %)
160 -== (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT52?(%%) ==
202 +== (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
161 161  
162 -(% style="color:red" %)** 1.  Open enclosure from below position.**
204 +(% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
205 +The LHT65N has two working modes:
163 163  
164 -[[image:image-20220621093835-1.png]]
207 +(% _mstvisible="1" %)
208 +* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
209 +* (% style="color:blue" %)**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, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
165 165  
211 +(% _mstvisible="1" %)
212 +(((
213 +(% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
214 +The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
215 +)))
166 166  
167 -(% style="color:red" %)** 2.  Insert 2 x AAA LR03 batteries.**
217 +(% _mstvisible="1" %)
218 +[[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
168 168  
169 -[[image:image-20220621093835-2.png]]
220 +(% _mstvisible="1" %)
221 +[[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
170 170  
171 171  
172 -(% style="color:red" %)** 3.  Press the reset button to activate device.**
173 -
174 -[[image:image-20220621093835-3.png]]
175 -
176 -
177 -User can check [[LED Status>>||anchor="H2.8A0LEDIndicator"]] to know the working state of LHT52.
178 -
179 -
180 -
181 181  (% _mstvisible="1" %)
182 182  == (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
183 183  
184 -This section shows an example for how to join the [[TheThingsNetwork>>url:https://www.thethingsnetwork.org/]] LoRaWAN IoT server. Usages with other LoRaWAN IoT servers are of similar procedure.
227 +(% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
228 +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.
185 185  
186 186  (% _mstvisible="1" class="wikigeneratedid" %)
187 -[[image:1655775912928-657.png]]
231 +[[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
188 188  
189 -Assume the DLOS8 is already set to connect to [[TTN V3 network >>url:https://eu1.cloud.thethings.network/]]. We need to add the LHT52 device in TTN V3 portal. 
233 +(% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
234 +Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network||_mstvisible="2"]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
190 190  
191 191  
192 -(% style="color:blue" %)**Step 1**(%%):  Create a device in TTN V3 with the OTAA keys from LHT52.
237 +(% _mstvisible="1" %)
238 +=== (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
193 193  
194 -Each LHT52 is shipped with a sticker with the default DEV EUI as below:
240 +(% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
241 +Create a device in TTN V3 with the OTAA keys from LHT65N.
195 195  
243 +(% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
244 +Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
196 196  
246 +(% _mstvisible="1" %)
197 197  [[image:image-20220617150003-1.jpeg]]
198 198  
249 +(% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
250 +User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
199 199  
200 -Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
201 -
252 +(% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
202 202  Add APP EUI in the application.
203 203  
204 -choose to create the device manually.
205 -
206 -Add APP KEY and DEV EUI
207 -
208 -
209 -(% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
255 +(% _mstvisible="1" %)
210 210  [[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
211 211  
212 -(% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
213 -[[image:1655776122894-257.png]]
258 +(% _mstvisible="1" %)
259 +[[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
214 214  
261 +(% _mstvisible="1" %)
262 +[[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
215 215  
264 +(% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
265 +Note: LHT65N use same payload as LHT65.
216 216  
217 -**Default mode OTAA**
267 +(% _mstvisible="1" %)
268 +[[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
218 218  
219 219  
271 +(% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
272 +Input APP EUI,  APP KEY and DEV EUI:
220 220  
274 +(% _mstvisible="1" %)
275 +[[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
221 221  
222 -(% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
223 -[[image:1655776241177-240.png]]
224 224  
225 225  
279 +(% _mstvisible="1" %)
280 +=== (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
226 226  
227 -(% style="color:blue" %)**Step 2**(%%):  Use ACT button to activate LHT52 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.
282 +(% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
283 +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.
228 228  
229 -[[image:image-20220621095134-4.png]]
285 +(% _mstvisible="1" %)
286 +[[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
230 230  
231 231  
232 232  
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