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Last modified by Xiaoling on 2025/06/10 09:17
From version 37.12
edited by Xiaoling
on 2023/04/27 10:59
Change comment: There is no comment for this version
To version 44.7
edited by Xiaoling
on 2023/05/16 18:06
Change comment: There is no comment for this version

Summary

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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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141 141  
142 142  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
143 143  
144 -[[image:image-20230426083533-1.png]]
136 +[[image:image-20230426083533-1.png||height="286" width="616"]]
145 145  
146 146  
147 147  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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192 192  
193 193  Example parse in TTNv3
194 194  
195 -[[image:1675144504430-490.png]]
187 +[[image:image-20230508151932-1.png]]
196 196  
189 +
197 197  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
198 198  
199 199  **Firmware Version**: 0x0100, Means: v1.0.0 version
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353 353  
354 354  === 2.5.5 Ext value ===
355 355  
356 -==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
349 +==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
357 357  
358 -[[image:image-20221224161634-2.png||height="138" width="851"]]
359 359  
352 +[[image:ext=14.png||alt="image-20221224161634-2.png"]]
360 360  
354 +
361 361  ==== 2.5.5.2 Ext Value ====
362 362  
363 363  
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380 380  )))|(% style="width:211px" %)(((
381 381  (((
382 382  0: Normal Uplink
383 -
384 384  1: Uplink by activity detected
385 385  )))
386 386  )))
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432 432  
433 433  In a normal working state:
434 434  
435 -* For each uplink, the **BLUE LED** or **RED LED** will blink once.
436 -**BLUE LED** when external sensor is connected.
437 -* **RED LED** when external sensor is not connected
438 -* For each success downlink, the PURPLE LED will blink once
428 +* For each uplink, the (% style="color:blue" %)**BLUE LED**(%%) or (% style="color:red" %)**RED LED**(%%) will blink once.
429 +(% style="color:blue" %)**BLUE LED**(%%) when external sensor is connected.
430 +* (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
431 +* For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
439 439  
440 440  
441 441  
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450 450  
451 451  [[image:image-20230411135341-1.png||height="450" width="456"]]
452 452  
446 +
453 453  (% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
454 454  
455 455  * 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.
450 +
456 456  * 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.
452 +
457 457  * 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.
454 +
458 458  * 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
456 +
459 459  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
460 460  
461 461  
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488 488  LHT65N-PIR supports below configure method:
489 489  
490 490  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
489 +
491 491  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
492 492  
493 493  
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