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Last modified by Xiaoling on 2025/06/10 09:17
From version 45.1
edited by Edwin Chen
on 2023/05/24 16:01
Change comment: There is no comment for this version
To version 44.6
edited by Xiaoling
on 2023/05/16 17:49
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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45 45  * External PIR Sensor
46 46  * Tri-color LED to indicate working status(% style="display:none" %)
47 47  
48 -
49 49  == 1.3 Specification ==
50 50  
51 51  
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63 63  * Long Term Drift: < 0.02 °C/yr
64 64  * Operating Range: 0 ~~ 96 %RH
65 65  
66 -(% style="color:#037691" %)**External PIR Sensor:**
65 +(% class="mark" style="color:#037691" %)**External PIR Sensor:**
67 67  
68 -* Base on RDB223 Sensor
69 -* Cable Length : 1 meter
70 -* Stable detect distance : 0~~3 meter
67 +* (% class="mark" %)Base on BH1750 Illumination Sensor
68 +* (% class="mark" %)Cable Length : 50cm
69 +* (% class="mark" %)Resolution: 1 lx
70 +* (% class="mark" %)Range: 0-65535 lx
71 +* (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
71 71  
72 -
73 73  = 2. Connect LHT65N-PIR to IoT Server =
74 74  
75 75  == 2.1 How does LHT65N-PIR work? ==
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106 106  )))
107 107  |(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
108 108  
109 -
110 110  == 2.3 Example to join LoRaWAN network ==
111 111  
112 112  
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181 181  
182 182  [[image:image-20230508151932-1.png]]
183 183  
184 -
185 185  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
186 186  
187 187  **Firmware Version**: 0x0100, Means: v1.0.0 version
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277 277  * The 8^^th^^ byte: Alarm Bit (if this uplink is from periodically or movement)
278 278  * The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
279 279  
280 -
281 281  === 2.5.1 Decoder in TTN V3 ===
282 282  
283 283  
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316 316  * BAT status=(0xcba4>>14)&0xFF=11(B)，very good
317 317  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
318 318  
319 -
320 320  === 2.5.3 Built-in Temperature ===
321 321  
322 322  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
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327 327  
328 328  * Temperature:  (0xF5C6-65536)/100=-26.18℃
329 329  
330 -
331 331  === 2.5.4 Built-in Humidity ===
332 332  
333 333  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
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334 334  
335 335  * Humidity:    0x025C/10=60.4%
336 336  
337 -
338 338  === 2.5.5 Ext value ===
339 339  
340 340  ==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
341 341  
342 -
343 343  [[image:ext=14.png||alt="image-20221224161634-2.png"]]
344 344  
345 345  
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421 421  * (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
422 422  * For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
423 423  
424 -
425 425  == 2.8 installation ==
426 426  
427 427  
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433 433  
434 434  [[image:image-20230411135341-1.png||height="450" width="456"]]
435 435  
436 -
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.
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446 446  
447 447  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
448 448  
449 -
450 450  = 3. Sensors and Accessories =
451 451  
452 452  == 3.1 E2 Extension Cable ==
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478 478  
479 479  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
480 480  
481 -
482 482  == 4.2 General Commands ==
483 483  
484 484  
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520 520  
521 521  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
522 522  
523 -
524 524  === 4.3.2 Get Device Status ===
525 525  
526 526  
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575 575  
576 576  * There is no downlink command to set to Sleep mode.
577 577  
578 -
579 579  === 4.3.5 Set UOA (Uplink on Activity) ===
580 580  
581 581  
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617 617  * (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/]]
618 618  * 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]]**.
619 619  
620 -
621 621  = 7. FAQ =
622 622  
623 623  == 7.1 How to use AT Command? ==
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743 743  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
744 744  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
745 745  
746 -
747 747  = 9. Packing Info =
748 748  
749 749  
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756 756  * Device Size:  10 x 10 x 3.5 mm
757 757  * Device Weight: 120.5g
758 758  
759 -
760 760  = 10. Reference material =
761 761  
762 762  
763 763  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
764 764  
765 -
766 766  = 11. FCC Warning =
767 767  
768 768