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Last modified by Xiaoling on 2025/06/10 09:17
From version 44.5
edited by Xiaoling
on 2023/05/16 17:20
Change comment: There is no comment for this version
To version 41.1
edited by kai
on 2023/05/08 15:19
Change comment: Uploaded new attachment "image-20230508151932-1.png", version {1}

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Author
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1 -XWiki.Xiaoling
1 +XWiki.kai
Content
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1 1  (% style="text-align:center" %)
2 -[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="484" width="485"]]
2 +[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="679" width="681"]]
3 3  
4 4  
5 5  
6 6  
7 +
8 +
9 +
10 +
7 7  **Table of Contents：**
8 8  
9 9  {{toc/}}
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13 13  
14 14  
15 15  
20 +
21 +
22 +
16 16  = 1. Introduction =
17 17  
18 18  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
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45 45  * External PIR Sensor
46 46  * Tri-color LED to indicate working status(% style="display:none" %)
47 47  
55 +
48 48  == 1.3 Specification ==
49 49  
50 50  
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70 70  * (% class="mark" %)Range: 0-65535 lx
71 71  * (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
72 72  
81 +
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  
118 +
109 109  == 2.3 Example to join LoRaWAN network ==
110 110  
111 111  
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127 127  
128 128  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
129 129  
130 -[[image:image-20230426083533-1.png||height="286" width="616"]]
140 +[[image:image-20230426083533-1.png]]
131 131  
132 132  
133 133  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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178 178  
179 179  Example parse in TTNv3
180 180  
181 -[[image:image-20230508151932-1.png]]
191 +[[image:1FPORT=5.png||alt="1675144504430-490.png" height="265" width="1150"]]
182 182  
183 183  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
184 184  
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275 275  * The 8^^th^^ byte: Alarm Bit (if this uplink is from periodically or movement)
276 276  * The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
277 277  
288 +
278 278  === 2.5.1 Decoder in TTN V3 ===
279 279  
280 280  
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313 313  * BAT status=(0xcba4>>14)&0xFF=11(B)，very good
314 314  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
315 315  
327 +
316 316  === 2.5.3 Built-in Temperature ===
317 317  
318 318  [[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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323 323  
324 324  * Temperature:  (0xF5C6-65536)/100=-26.18℃
325 325  
338 +
326 326  === 2.5.4 Built-in Humidity ===
327 327  
328 328  [[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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329 329  
330 330  * Humidity:    0x025C/10=60.4%
331 331  
345 +
332 332  === 2.5.5 Ext value ===
333 333  
334 -==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
348 +==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
335 335  
336 -[[image:ext=14.png||alt="image-20221224161634-2.png"]]
350 +[[image:image-20221224161634-2.png||height="138" width="851"]]
337 337  
338 338  
339 339  ==== 2.5.5.2 Ext Value ====
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358 358  )))|(% style="width:211px" %)(((
359 359  (((
360 360  0: Normal Uplink
375 +
361 361  1: Uplink by activity detected
362 362  )))
363 363  )))
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409 409  
410 410  In a normal working state:
411 411  
412 -* For each uplink, the **(% style="color:blue" %)BLUE LED**(%%) or (% style="color:red" %)**RED LED**(%%) will blink once.
413 -(% style="color:blue" %)**BLUE LED**(%%) when external sensor is connected.
414 -* (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
415 -* For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
427 +* For each uplink, the **BLUE LED** or **RED LED** will blink once.
428 +**BLUE LED** when external sensor is connected.
429 +* **RED LED** when external sensor is not connected
430 +* For each success downlink, the PURPLE LED will blink once
416 416  
432 +
417 417  == 2.8 installation ==
418 418  
419 419  
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428 428  (% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
429 429  
430 430  * 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.
431 -
432 432  * 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.
433 -
434 434  * 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.
435 -
436 436  * 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
437 -
438 438  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
439 439  
452 +
440 440  = 3. Sensors and Accessories =
441 441  
442 442  == 3.1 E2 Extension Cable ==
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465 465  LHT65N-PIR supports below configure method:
466 466  
467 467  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
468 -
469 469  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
470 470  
483 +
471 471  == 4.2 General Commands ==
472 472  
473 473  
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509 509  
510 510  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
511 511  
525 +
512 512  === 4.3.2 Get Device Status ===
513 513  
514 514  
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563 563  
564 564  * There is no downlink command to set to Sleep mode.
565 565  
580 +
566 566  === 4.3.5 Set UOA (Uplink on Activity) ===
567 567  
568 568  
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604 604  * (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/]]
605 605  * 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]]**.
606 606  
622 +
607 607  = 7. FAQ =
608 608  
609 609  == 7.1 How to use AT Command? ==
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729 729  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
730 730  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
731 731  
748 +
732 732  = 9. Packing Info =
733 733  
734 734  
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741 741  * Device Size:  10 x 10 x 3.5 mm
742 742  * Device Weight: 120.5g
743 743  
761 +
744 744  = 10. Reference material =
745 745  
746 746  
747 747  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
748 748  
767 +
749 749  = 11. FCC Warning =
750 750  
751 751  
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