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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 148.1
edited by Xiaoling
on 2022/06/17 15:00
Change comment: Uploaded new attachment "image-20220617150003-1.jpeg", version {1}
To version 148.25
edited by Xiaoling
on 2022/06/17 15:11
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" %)
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 +
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. 
209 +* (% 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.
210 +* (% 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"]]
248 +[[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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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  
365 365  
366 -
367 367  (% _mstvisible="1" %)
368 368  === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
369 369  
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401 401  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
402 402  
403 403  
404 -
405 405  (% _mstvisible="1" %)
406 406  === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
407 407  
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1654 1654  (% _mstvisible="1" %)
1655 1655  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1656 1656  
1659 +
1657 1657  (% _mstvisible="1" %)
1658 1658  == (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1659 1659  
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1983 1983  
1984 1984  )))
1985 1985  
1986 -
1987 1987  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1988 1988  
1989 1989  [[image:image-20220615153355-1.png]]
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2086 2086  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2087 2087  (% style="color:red" %)**E3**(%%): External Temperature Probe
2088 2088  
2089 -
2090 -(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2091 2091  
2092 2092  )))
2093 2093  
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2111 2111  )))
2112 2112  * (% _mstvisible="3" %)
2113 2113  (((
2114 -(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
2115 -Program cable x 1
2116 -)))
2117 -* (% _mstvisible="3" %)
2118 -(((
2119 2119  (% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
2120 2120  Optional external sensor
2121 2121  )))
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2141 2141  (% _mstvisible="3" %)
2142 2142  (((
2143 2143  
2144 -
2145 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2146 -
2147 2147  )))
2148 2148  
2149 2149  = (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
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2150 2150  
2151 2151  * [[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"]]
2152 2152  
2145 +
2146 +
2147 +
2153 2153  = (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
2154 2154  
2155 2155  (% _mstvisible="1" %)