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Last modified by Xiaoling on 2025/06/10 09:17
From version 44.1
edited by Ellie Zhang
on 2023/05/09 11:49
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

Details

Page properties
Author
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1 -XWiki.Ellie
1 +XWiki.Xiaoling
Content
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1 1  (% style="text-align:center" %)
2 -[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="679" width="681"]]
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 11  **Table of Contents：**
12 12  
13 13  {{toc/}}
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17 17  
18 18  
19 19  
20 -
21 -
22 -
23 23  = 1. Introduction =
24 24  
25 25  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
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52 52  * External PIR Sensor
53 53  * Tri-color LED to indicate working status(% style="display:none" %)
54 54  
48 +
49 +
55 55  == 1.3 Specification ==
56 56  
57 57  
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77 77  * (% class="mark" %)Range: 0-65535 lx
78 78  * (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
79 79  
75 +
76 +
80 80  = 2. Connect LHT65N-PIR to IoT Server =
81 81  
82 82  == 2.1 How does LHT65N-PIR work? ==
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113 113  )))
114 114  |(% 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.
115 115  
113 +
114 +
116 116  == 2.3 Example to join LoRaWAN network ==
117 117  
118 118  
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134 134  
135 135  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
136 136  
137 -[[image:image-20230426083533-1.png]]
136 +[[image:image-20230426083533-1.png||height="286" width="616"]]
138 138  
139 139  
140 140  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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187 187  
188 188  [[image:image-20230508151932-1.png]]
189 189  
189 +
190 190  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
191 191  
192 192  **Firmware Version**: 0x0100, Means: v1.0.0 version
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282 282  * The 8^^th^^ byte: Alarm Bit (if this uplink is from periodically or movement)
283 283  * The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
284 284  
285 +
286 +
285 285  === 2.5.1 Decoder in TTN V3 ===
286 286  
287 287  
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320 320  * BAT status=(0xcba4>>14)&0xFF=11(B)，very good
321 321  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
322 322  
325 +
326 +
323 323  === 2.5.3 Built-in Temperature ===
324 324  
325 325  [[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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330 330  
331 331  * Temperature:  (0xF5C6-65536)/100=-26.18℃
332 332  
337 +
338 +
333 333  === 2.5.4 Built-in Humidity ===
334 334  
335 335  [[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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336 336  
337 337  * Humidity:    0x025C/10=60.4%
338 338  
345 +
346 +
339 339  === 2.5.5 Ext value ===
340 340  
341 341  ==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
342 342  
351 +
343 343  [[image:ext=14.png||alt="image-20221224161634-2.png"]]
344 344  
345 345  
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365 365  )))|(% style="width:211px" %)(((
366 366  (((
367 367  0: Normal Uplink
368 -
369 369  1: Uplink by activity detected
370 370  )))
371 371  )))
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417 417  
418 418  In a normal working state:
419 419  
420 -* For each uplink, the **BLUE LED** or **RED LED** will blink once.
421 -**BLUE LED** when external sensor is connected.
422 -* **RED LED** when external sensor is not connected
423 -* 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
424 424  
433 +
434 +
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  
446 +
436 436  (% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
437 437  
438 438  * 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 +
439 439  * 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 +
440 440  * 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 +
441 441  * 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 +
442 442  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
443 443  
459 +
460 +
444 444  = 3. Sensors and Accessories =
445 445  
446 446  == 3.1 E2 Extension Cable ==
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469 469  LHT65N-PIR supports below configure method:
470 470  
471 471  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
489 +
472 472  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
473 473  
492 +
493 +
474 474  == 4.2 General Commands ==
475 475  
476 476  
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512 512  
513 513  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
514 514  
535 +
536 +
515 515  === 4.3.2 Get Device Status ===
516 516  
517 517  
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566 566  
567 567  * There is no downlink command to set to Sleep mode.
568 568  
591 +
592 +
569 569  === 4.3.5 Set UOA (Uplink on Activity) ===
570 570  
571 571  
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607 607  * (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/]]
608 608  * 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]]**.
609 609  
634 +
635 +
610 610  = 7. FAQ =
611 611  
612 612  == 7.1 How to use AT Command? ==
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732 732  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
733 733  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
734 734  
761 +
762 +
735 735  = 9. Packing Info =
736 736  
737 737  
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744 744  * Device Size:  10 x 10 x 3.5 mm
745 745  * Device Weight: 120.5g
746 746  
775 +
776 +
747 747  = 10. Reference material =
748 748  
749 749  
750 750  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
751 751  
782 +
783 +
752 752  = 11. FCC Warning =
753 753  
754 754