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Last modified by Xiaoling on 2025/06/10 09:17
From version 37.11
edited by Xiaoling
on 2023/04/27 10:55
Change comment: There is no comment for this version
To version 44.5
edited by Xiaoling
on 2023/05/16 17:20
Change comment: There is no comment for this version

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1 1  (% style="text-align:center" %)
2 -[[image:image-20221206143242-2.png||height="602" width="551"]]
2 +[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="484" width="485"]]
3 3  
4 4  
5 5  
6 6  
7 -
8 -
9 -
10 -
11 -
12 12  **Table of Contents：**
13 13  
14 14  {{toc/}}
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18 18  
19 19  
20 20  
21 -
22 -
23 -
24 24  = 1. Introduction =
25 25  
26 26  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
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135 135  
136 136  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
137 137  
138 -[[image:image-20230426083533-1.png]]
130 +[[image:image-20230426083533-1.png||height="286" width="616"]]
139 139  
140 140  
141 141  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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186 186  
187 187  Example parse in TTNv3
188 188  
189 -[[image:1675144504430-490.png]]
181 +[[image:image-20230508151932-1.png]]
190 190  
191 191  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
192 192  
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339 339  
340 340  === 2.5.5 Ext value ===
341 341  
342 -==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
334 +==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
343 343  
344 -[[image:image-20221224161634-2.png||height="138" width="851"]]
336 +[[image:ext=14.png||alt="image-20221224161634-2.png"]]
345 345  
346 346  
347 347  ==== 2.5.5.2 Ext Value ====
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366 366  )))|(% style="width:211px" %)(((
367 367  (((
368 368  0: Normal Uplink
369 -
370 370  1: Uplink by activity detected
371 371  )))
372 372  )))
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418 418  
419 419  In a normal working state:
420 420  
421 -* For each uplink, the BLUE LED or RED LED will blink once.
422 -BLUE LED when external sensor is connected.
423 -* RED LED when external sensor is not connected
424 -* For each success downlink, the PURPLE LED will blink once
412 +* For each uplink, the **(% style="color:blue" %)BLUE LED**(%%) or (% style="color:red" %)**RED LED**(%%) will blink once.
413 +(% style="color:blue" %)**BLUE LED**(%%) when external sensor is connected.
414 +* (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
415 +* For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
425 425  
426 426  == 2.8 installation ==
427 427  
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437 437  (% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
438 438  
439 439  * 1. PIR Motion Detector should not be installed near the Air conditioner places where with cold wind or hot wind flow, because PIR motion detector is sensitive with the temperature changes of the environment. Environment changes quickly will cause a false alarm.
431 +
440 440  * 2. PIR should not be installed facing the glass window, facing glass window will be interfered by the outside sunlight and moving objects (people or vehicle). The infrared energy can penetrate the glass window.
433 +
441 441  * 3. PIR should not be installed facing the moving objects or background changing objects, movement object will cause airflow change, it may cause false alarm.
435 +
442 442  * 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
437 +
443 443  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
444 444  
445 445  = 3. Sensors and Accessories =
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470 470  LHT65N-PIR supports below configure method:
471 471  
472 472  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
468 +
473 473  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
474 474  
475 475  == 4.2 General Commands ==
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628 628  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615154519-3.png||_mstalt="431925" height="672" width="807"]]
629 629  
630 630  
631 -
632 632  == 7.2 Where to use AT commands and Downlink commands ==
633 633  
634 634  
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