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Last modified by Xiaoling on 2025/06/10 09:17
From version 25.2
edited by Xiaoling
on 2023/04/23 11:35
Change comment: There is no comment for this version
To version 18.1
edited by Edwin Chen
on 2023/04/09 09:36
Change comment: There is no comment for this version

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1 -LHT65N-PIR Temperature/Humidity/PIR Motion Sensor User Manual
1 +LHT65-PIR Temperature/Humidity/PIR Sensor User Manual
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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156 156  [[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
157 157  
158 158  
159 -== 2.4 Uplink Payload~-~-Device Status, (Fport~=5) ==
159 +== 2.4 Uplink Payload~-~-Device Status, FPORT~=5 ==
160 160  
161 161  Users can use the downlink command(**0x26 01**) to ask LHT65N-PIR to send device configure detail, include device configure status. LHT65N-PIR will uplink a payload via FPort=5 to server.
162 162  
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307 307  
308 308  * Humidity:    0x025C/10=60.4%
309 309  
310 +
310 310  === 2.5.5 Ext value ===
311 311  
312 312  ==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
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394 394  
395 395  == 2.8 installation ==
396 396  
397 -~1. Don't install LHT65N-PIR outdoor or place where will get wet.
398 +~1. Don't install LHT65N-PIR outdoor or place where will get wet
398 398  
399 -2. Towards the PIR probe to the place where need to monitor activity. Below is the detect beam.
400 +2. Towards the PIR probe to the place where need to monitor activity.
400 400  
401 -Stable distance is 0~~3m. Some motion might not detected between 3~~5 m.
402 402  
403 -[[image:image-20230411135341-1.png||height="450" width="456"]]
404 404  
405 -**Notice: PIR can only detect motion activity, not to use to detect static people case.**
406 -
407 -* 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.
408 -* 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.
409 -* 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.
410 -* 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
411 -* 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
412 -
413 413  = 3. Sensors and Accessories =
414 414  
415 415  == 3.1 E2 Extension Cable ==
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539 539  * **AT+UOA=0**  : Disable UoA
540 540  * **AT+UOA=1,2** :  Enable UoA , Calm Down Time: 2 minutes. If device already send a uplink on activity, it will not send another uplink on activiy in 2 minutes, even detect activity.
541 541  
542 -Notice: Calm Down time range is 1 ~~ 65535 minutes. If user set Calm Down time to low value, such as 1 minute, the sensor might send uplink very frequenctly and battery drain fast.
543 -
544 544  (% style="color:#4f81bd" %)**AT Command: AT+UOA**
545 545  
546 546  
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556 556  
557 557  = 6. OTA firmware update =
558 558  
559 -User can change firmware S31x-LB to:
548 +Please see this link for how to do OTA firmware update: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
560 560  
561 -* Change Frequency band/ region.
562 -* Update with new features.
563 -* Fix bugs.
564 564  
565 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]**
566 -
567 -Methods to Update Firmware:
568 -
569 -* (Recommanded way) OTA firmware update via wireless: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
570 -* Update through UART TTL interface. **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
571 -
572 572  = 7. FAQ =
573 573  
574 574  == 7.1 How to use AT Command? ==
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629 629  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
630 630  
631 631  
632 -== 7.3 How to change the uplink interval？ ==
611 +== 6.3 How to change the uplink interval？ ==
633 633  
634 634  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]]
635 635  
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