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Title

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1		-LHT65-PIR Temperature/Humidity/PIR Motion Sensor User Manual
	1	+LHT65N-PIR Temperature/Humidity/PIR Motion Sensor User Manual

Author

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1		-XWiki.Edwin
	1	+XWiki.Xiaoling

Content

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398	398
399	399	2. Towards the PIR probe to the place where need to monitor activity. Below is the detect beam.
400	400
	401	+Stable distance is 0~~3m. Some motion might not detected between 3~~5 m.
401	401
	403	+[[image:image-20230411135341-1.png||height="450" width="456"]]
	404	+
402	402	**Notice: PIR can only detect motion activity, not to use to detect static people case.**
403	403
404	404	* 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.
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407	407	* 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
408	408	* 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
409	409
410		-
411		-
412		-
413	413	= 3. Sensors and Accessories =
414	414
415	415	== 3.1 E2 Extension Cable ==
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556	556
557	557	= 6. OTA firmware update =
558	558
559		-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/]]
	559	+User can change firmware S31x-LB to:
560	560
	561	+* Change Frequency band/ region.
	562	+* Update with new features.
	563	+* Fix bugs.
561	561
	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	+
562	562	= 7. FAQ =
563	563
564	564	== 7.1 How to use AT Command? ==
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619	619	[[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"]]
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621	621
622		-== 6.3 How to change the uplink interval？ ==
	632	+== 7.3 How to change the uplink interval？ ==
623	623
624	624	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);"]]
625	625