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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 148.15
edited by Xiaoling
on 2022/06/17 15:07
Change comment: There is no comment for this version
To version 147.19
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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368 368  * The 7th byte (EXT #): defines the external sensor model.
369 369  * 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.)
370 370  
371 -
372 -
373 -
374 374  (% _mstvisible="1" %)
375 375  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
376 376  
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407 407  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
408 408  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
409 409  
410 -
411 -
412 -
413 413  (% _mstvisible="1" %)
414 414  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
415 415  
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427 427  
428 428  
429 429  
430 -
431 431  (% _mstvisible="1" %)
432 432  === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
433 433  
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437 437  (% _mstvisible="1" %)
438 438  * Humidity:    0x025C/10=60.4%
439 439  
440 -
441 -
442 -
443 443  (% _mstvisible="1" %)
444 444  === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
445 445  
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609 609  
610 610  
611 611  
612 -
613 613  (% _mstvisible="1" %)
614 614  == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
615 615  
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674 674  
675 675  
676 676  
677 -
678 678  (% _mstvisible="1" %)
679 679  === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
680 680  
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1190 1190  * -55°C to 125°C
1191 1191  * Working voltage 2.35v ~~ 5v
1192 1192  
1175 +
1176 +
1193 1193  (% _mstvisible="1" style="text-align: left;" %)
1194 1194  = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
1195 1195  
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1405 1405  * 0xA800  **~-~->** AT+PID=0
1406 1406  * 0xA801     **~-~->** AT+PID=1
1407 1407  
1392 +
1393 +
1408 1408  (% _mstvisible="1" style="text-align: left;" %)
1409 1409  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1410 1410  
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1476 1476  (% _mstvisible="1" %)
1477 1477  * There is no downlink command to set to Sleep mode.
1478 1478  
1465 +
1466 +
1479 1479  (% _mstvisible="1" %)
1480 1480  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1481 1481  
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1610 1610  (% _mstvisible="1" %)
1611 1611  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1612 1612  
1601 +
1602 +
1613 1613  (% _mstvisible="1" %)
1614 1614  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1615 1615  
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1633 1633  (% _mstvisible="1" %)
1634 1634  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1635 1635  
1626 +
1627 +
1636 1636  (% _mstvisible="1" %)
1637 1637  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1638 1638  
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2122 2122  )))
2123 2123  * (% _mstvisible="3" %)
2124 2124  (((
2117 +(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2118 +Program cable x 1
2119 +)))
2120 +* (% _mstvisible="3" %)
2121 +(((
2125 2125  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2126 2126  Optional external sensor
2127 2127  )))
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2156 2156  
2157 2157  * [[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"]]
2158 2158  
2159 -
2160 -
2161 2161  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2162 2162  
2163 2163  (% _mstvisible="1" %)
image-20220617150003-1.jpeg
Author
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1 -XWiki.Xiaoling
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1 -16.5 KB
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