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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 168.9
edited by Xiaoling
on 2022/06/21 09:35
Change comment: There is no comment for this version
To version 152.1
edited by Edwin Chen
on 2022/06/19 09:24
Change comment: There is no comment for this version

Summary

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Title
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1 -LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
1 +LHT65N LoRaWAN Temperature & Humidity Sensor Manual
Parent
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1 -Main.User Manual for LoRaWAN End Nodes.WebHome
1 +Main.WebHome
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 1  (% style="text-align:center" %)
2 -[[image:1655774244188-589.png]]
2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
3 3  
4 4  
5 5  
6 6  
7 +
7 7  (% _mstvisible="1" %)
8 8  (% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
9 9  
11 +{{toc/}}
10 10  
11 11  
12 12  
13 13  
14 -
15 -
16 16  (% _mstvisible="1" %)
17 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 LHT65N Temperature & Humidity Sensor(%%) ==
21 21  
22 22  (% _mstvisible="1" %)
23 23  (((
... ... @@ -24,27 +24,40 @@
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  
... ... @@ -52,21 +52,18 @@
52 52  == (% _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 -
69 -
70 70  (% _mstvisible="1" %)
71 71  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
72 72  
... ... @@ -79,10 +79,27 @@
79 79  (% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
80 80  )))
81 81  
82 -* Resolution: 0.01 °C
83 -* Accuracy Tolerance: Typ ±0.3 °C
84 -* Long Term Drift: < 0.02 °C/yr
85 -* 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 +)))
86 86  
87 87  (% _mstvisible="1" %)
88 88  (((
... ... @@ -91,60 +91,62 @@
91 91  
92 92  (% _mstvisible="2" %)
93 93  (% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
94 -
95 -
96 -* Resolution: 0.1 %RH
97 -* Accuracy Tolerance: Typ ±3 %RH
98 -* Long Term Drift: < 0.02 °C/yr
99 -* Operating Range: 0 ~~ 99.0 %RH(no Dew)
100 100  )))
101 101  
102 102  (% _mstvisible="1" %)
124 +* (% _mstvisible="3" %)
103 103  (((
104 -(% _mstvisible="2" %)
105 -
126 +(% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
127 +Resolution: 0.04 %RH
106 106  )))
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 +)))
107 107  
108 -(% _mstvisible="3" %)
145 +(% _mstvisible="1" %)
109 109  (((
147 +(% _mstvisible="2" %)
110 110  
111 111  
150 +(% _mstvisible="2" %)
151 +(% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
152 +)))
112 112  
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 +(((
113 113  (% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
114 -== 1.4  Power Consumption ==
173 +Operating Range: -55 °C ~~ 125 °C
115 115  
116 -LHT52 (without external sensor): Idle: 5uA, Transmit: max 110mA
117 117  
118 -LHT52 + External Temperature Probe (AS-01): Idle: 6uA, Transmit: max 110mA.
119 -
120 -
121 -
122 -== 1.5  Storage & Operation Temperature ==
123 -
124 --20°C to +50°C
125 -
126 -
127 -
128 -== 1.6  Applications ==
129 -
130 -* Smart Buildings & Home Automation
131 -* Logistics and Supply Chain Management
132 -* Smart Metering
133 -* Smart Agriculture
134 -* Smart Cities
135 -* Smart Factory
136 -
137 -
138 -
139 -
140 -
141 -
142 -
143 -
144 -
145 -
146 -
147 -
176 +(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
148 148  
149 149  )))
150 150  
... ... @@ -442,6 +442,7 @@
442 442  )))
443 443  
444 444  
474 +
445 445  (% _mstvisible="1" %)
446 446  ==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
447 447  
... ... @@ -562,18 +562,6 @@
562 562  * 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.
563 563  * 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)
564 564  
565 -==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable)(%%) ====
566 -
567 -In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
568 -
569 -be used to power the external ADC sensor; user can control the power on time for this
570 -
571 -sensor by setting:
572 -
573 -AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
574 -
575 -
576 -
577 577  (% _mstvisible="1" %)
578 578  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
579 579  
... ... @@ -1133,7 +1133,7 @@
1133 1133  (% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
1134 1134  = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1135 1135  
1136 -(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1154 +(% _msthidden="1" _mstvisible="1" class="wikigeneratedid" style="text-align: left;" %)
1137 1137  == (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E2 Extension Cable(%%) ==
1138 1138  
1139 1139  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
... ... @@ -1900,7 +1900,7 @@
1900 1900  (% _msthash="506131" _msttexthash="14585714" %)
1901 1901  AT commands：
1902 1902  
1903 -[[image:image-20220620153708-1.png||height="603" width="723"]]
1921 +[[image:image-20220615092034-1.png||_mstalt="428870"]]
1904 1904  
1905 1905  (% _msthash="506132" _msttexthash="337922" %)
1906 1906  Downlink commands:
... ... @@ -1909,13 +1909,13 @@
1909 1909  (% _msthash="506133" _msttexthash="33046" %)
1910 1910  **TTN:**
1911 1911  
1912 -[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1930 +[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1913 1913  
1914 1914  
1915 1915  (% _msthash="506134" _msttexthash="11113791" %)
1916 1916  **Helium：**
1917 1917  
1918 -[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1936 +[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1919 1919  
1920 1920  
1921 1921  (% _msthash="506135" _msttexthash="4159844" %)
... ... @@ -1923,13 +1923,13 @@
1923 1923  
1924 1924  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1925 1925  
1926 -[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1944 +[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1927 1927  
1928 1928  
1929 1929  (% _msthash="506136" _msttexthash="39286" %)
1930 1930  **Aws:**
1931 1931  
1932 -[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1950 +[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1933 1933  
1934 1934  
1935 1935  == (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
... ... @@ -1942,8 +1942,6 @@
1942 1942  
1943 1943  [[image:image-20220615153355-1.png]]
1944 1944  
1945 -[[image:image-20220620154900-5.jpeg||height="427" width="570"]]
1946 -
1947 1947  (% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1948 1948  
1949 1949  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -1950,10 +1950,9 @@
1950 1950  
1951 1951  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1952 1952  
1969 +[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1953 1953  
1954 -To switch from download mode to command mode, press reset key
1955 1955  
1956 -
1957 1957  (((
1958 1958  (% _msthash="736728" _msttexthash="67213055" %)
1959 1959  (((
... ... @@ -1965,7 +1965,7 @@
1965 1965  (% _msthash="736729" _msttexthash="1907009" %)
1966 1966  Input password and ATZ to activate LHT65N,As shown below:
1967 1967  
1968 -[[image:image-20220615154519-3.png||height="672" width="807"]]
1983 +[[image:image-20220615154519-3.png]]
1969 1969  
1970 1970  
1971 1971  )))
... ... @@ -1972,11 +1972,8 @@
1972 1972  
1973 1973  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1974 1974  
1975 -
1976 1976  [[image:image-20220615153355-1.png]]
1977 1977  
1978 -(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1979 -
1980 1980  (% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1981 1981  
1982 1982  (% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
... ... @@ -1983,13 +1983,9 @@
1983 1983  
1984 1984  (% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1985 1985  
1986 -[[image:image-20220620160241-6.jpeg||height="428" width="571"]]
1998 +Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1987 1987  
1988 -Press reset after connecting the 4boot cable to enter the download mode.
1989 1989  
1990 -[[image:image-20220620160516-7.png||height="435" width="435"]]
1991 -
1992 -
1993 1993  (% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
1994 1994  
1995 1995  [[image:image-20220615170542-5.png]]
... ... @@ -2007,7 +2007,7 @@
2007 2007  
2008 2008  (% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2009 2009  
2010 -[[image:image-20220620160723-8.png]]
2018 +
2011 2011  )))
2012 2012  
2013 2013  (% _mstvisible="1" %)
... ... @@ -2133,6 +2133,8 @@
2133 2133  
2134 2134  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
2135 2135  
2144 +
2145 +
2136 2136  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2137 2137  
2138 2138  (% _mstvisible="1" %)
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