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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 148.9
edited by Xiaoling
on 2022/06/17 15:06
Change comment: There is no comment for this version
To version 147.21
edited by Xiaoling
on 2022/06/17 14:59
Change comment: There is no comment for this version

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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" %)
28 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 29  )))
30 30  
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77 77  * Tri-color LED to indicate working status
78 78  * Datalog feature
79 79  
80 -
81 -
82 -
83 83  (% _mstvisible="1" %)
84 84  == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
85 85  
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208 208  The LHT65N has two working modes:
209 209  
210 210  (% _mstvisible="1" %)
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. 
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. 
213 213  
214 214  (% _mstvisible="1" %)
215 215  (((
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247 247  Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
248 248  
249 249  (% _mstvisible="1" %)
250 -[[image:image-20220617150003-1.jpeg]]
244 +[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
251 251  
252 252  (% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
253 253  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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404 404  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
405 405  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
406 406  
401 +
402 +
407 407  (% _mstvisible="1" %)
408 408  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
409 409  
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419 419  (% _mstvisible="1" %)
420 420  * Temperature:  (0xF5C6-65536)/100=-26.18℃
421 421  
418 +
422 422  (% _mstvisible="1" %)
423 423  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
424 424  
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428 428  (% _mstvisible="1" %)
429 429  * Humidity:    0x025C/10=60.4%
430 430  
428 +
431 431  (% _mstvisible="1" %)
432 432  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
433 433  
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595 595  * 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.
596 596  * 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)
597 597  
596 +
598 598  (% _mstvisible="1" %)
599 599  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
600 600  
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657 657  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
658 658  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.
659 659  
659 +
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 +
1175 1175  (% _mstvisible="1" style="text-align: left;" %)
1176 1176  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1177 1177  
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1387 1387  * 0xA800  **~-~->** AT+PID=0
1388 1388  * 0xA801     **~-~->** AT+PID=1
1389 1389  
1391 +
1390 1390  (% _mstvisible="1" style="text-align: left;" %)
1391 1391  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1392 1392  
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1458 1458  (% _mstvisible="1" %)
1459 1459  * There is no downlink command to set to Sleep mode.
1460 1460  
1463 +
1461 1461  (% _mstvisible="1" %)
1462 1462  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1463 1463  
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1592 1592  (% _mstvisible="1" %)
1593 1593  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1594 1594  
1598 +
1595 1595  (% _mstvisible="1" %)
1596 1596  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1597 1597  
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1615 1615  (% _mstvisible="1" %)
1616 1616  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1617 1617  
1622 +
1618 1618  (% _mstvisible="1" %)
1619 1619  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1620 1620  
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2104 2104  )))
2105 2105  * (% _mstvisible="3" %)
2106 2106  (((
2112 +(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2113 +Program cable x 1
2114 +)))
2115 +* (% _mstvisible="3" %)
2116 +(((
2107 2107  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2108 2108  Optional external sensor
2109 2109  )))
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2138 2138  
2139 2139  * [[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"]]
2140 2140  
2141 -
2142 -
2143 2143  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2144 2144  
2145 2145  (% _mstvisible="1" %)
image-20220617150003-1.jpeg
Author
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1 -XWiki.Xiaoling
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