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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.19
edited by Xiaoling
on 2022/06/17 14:59
Change comment: There is no comment for this version
To version 148.15
edited by Xiaoling
on 2022/06/17 15:07
Change comment: There is no comment for this version

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Content
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22 22  (% _mstvisible="1" %)
23 23  (((
24 24  (% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 +
26 +
27 +(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
25 25  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" %)**.**
26 26  )))
27 27  
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74 74  * Tri-color LED to indicate working status
75 75  * Datalog feature
76 76  
80 +
81 +
82 +
77 77  (% _mstvisible="1" %)
78 78  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
79 79  
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202 202  The LHT65N has two working modes:
203 203  
204 204  (% _mstvisible="1" %)
205 -* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
206 -* **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. 
211 +* (% 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.
212 +* (% 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. 
207 207  
208 208  (% _mstvisible="1" %)
209 209  (((
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241 241  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
242 242  
243 243  (% _mstvisible="1" %)
244 -[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
250 +[[image:image-20220617150003-1.jpeg]]
245 245  
246 246  (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
247 247  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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362 362  * The 7th byte (EXT #): defines the external sensor model.
363 363  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^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.)
364 364  
371 +
372 +
373 +
365 365  (% _mstvisible="1" %)
366 366  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
367 367  
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398 398  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
399 399  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
400 400  
410 +
411 +
412 +
401 401  (% _mstvisible="1" %)
402 402  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
403 403  
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415 415  
416 416  
417 417  
430 +
418 418  (% _mstvisible="1" %)
419 419  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
420 420  
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424 424  (% _mstvisible="1" %)
425 425  * Humidity:    0x025C/10=60.4%
426 426  
440 +
441 +
442 +
427 427  (% _mstvisible="1" %)
428 428  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
429 429  
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593 593  
594 594  
595 595  
612 +
596 596  (% _mstvisible="1" %)
597 597  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
598 598  
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657 657  
658 658  
659 659  
677 +
660 660  (% _mstvisible="1" %)
661 661  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
662 662  
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1172 1172  * -55°C to 125°C
1173 1173  * Working voltage 2.35v ~~ 5v
1174 1174  
1175 -
1176 -
1177 1177  (% _mstvisible="1" style="text-align: left;" %)
1178 1178  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1179 1179  
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1389 1389  * 0xA800  **~-~->** AT+PID=0
1390 1390  * 0xA801     **~-~->** AT+PID=1
1391 1391  
1392 -
1393 -
1394 1394  (% _mstvisible="1" style="text-align: left;" %)
1395 1395  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1396 1396  
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1462 1462  (% _mstvisible="1" %)
1463 1463  * There is no downlink command to set to Sleep mode.
1464 1464  
1465 -
1466 -
1467 1467  (% _mstvisible="1" %)
1468 1468  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1469 1469  
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1598 1598  (% _mstvisible="1" %)
1599 1599  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1600 1600  
1601 -
1602 -
1603 1603  (% _mstvisible="1" %)
1604 1604  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1605 1605  
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1623 1623  (% _mstvisible="1" %)
1624 1624  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1625 1625  
1626 -
1627 -
1628 1628  (% _mstvisible="1" %)
1629 1629  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1630 1630  
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2114 2114  )))
2115 2115  * (% _mstvisible="3" %)
2116 2116  (((
2117 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2118 -Program cable x 1
2119 -)))
2120 -* (% _mstvisible="3" %)
2121 -(((
2122 2122  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2123 2123  Optional external sensor
2124 2124  )))
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2153 2153  
2154 2154  * [[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"]]
2155 2155  
2159 +
2160 +
2156 2156  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2157 2157  
2158 2158  (% _mstvisible="1" %)
image-20220617150003-1.jpeg
Author
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1 +XWiki.Xiaoling
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