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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 45.1
edited by Saxer Lin
on 2023/05/24 08:55
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To version 39.4
edited by Xiaoling
on 2023/05/17 09:26
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1 -XWiki.Saxer
1 +XWiki.Xiaoling
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17 17  
18 18  == 1.1 What is S31x-LB LoRaWAN Temperature & Humidity Sensor ==
19 19  
20 -
21 21  The Dragino S31x-LB is a (% style="color:blue" %)**LoRaWAN Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via LoRaWAN wireless protocol.
22 22  
23 23  The temperature & humidity sensor used in S31x-LB is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing**(%%) for long term use.
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26 26  
27 27  S31x-LB supports (% style="color:blue" %)**Temperature & Humdity alarm feature**(%%), user can set temperature alarm for instant notice. S31x-LB supports Datalog feature, it can save the data when there is no LoRaWAN network and uplink when network recover.
28 28  
28 +S31x-LB has max 3 probes which measure maximum 3 temperature points.
29 +
29 29  S31x-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.
30 30  
31 31  S31x-LB is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
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35 35  
36 36  == 1.2 ​Features ==
37 37  
38 -
39 39  * LoRaWAN 1.0.3 Class A
40 40  * Ultra-low power consumption
41 41  * External 3 meters SHT31 probe (For S31-LB)
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132 132  If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
133 133  
134 134  
135 -== 1.7 Pin Definitions ==
135 +== 1.7  Hardware Variant ==
136 136  
137 -[[image:image-20230523174230-1.png]]
138 138  
139 -
140 -== 1.8  Hardware Variant ==
141 -
142 -
143 143  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
144 144  |=(% style="width: 102px;background-color:#D9E2F3;color:#0070C0" %)Model|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)Photo|=(% style="width: 218px;background-color:#D9E2F3;color:#0070C0" %)Probe Info
145 -|(% style="width:102px" %)(((
146 -S31-LB
147 -)))|(% style="width:190px" %)[[image:S31.jpg]]|(% style="width:297px" %)(((
140 +|(% style="width:102px" %)S31-LB|(% style="width:190px" %)[[image:S31.jpg]]|(% style="width:297px" %)(((
148 148  1 x SHT31 Probe
149 149  
150 150  Cable Length : 2 meters
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151 151  
152 152  
153 153  )))
154 -|(% style="width:102px" %)(((
155 -S31B-LB
156 -)))|(% style="width:190px" %)[[image:S31B.jpg]]|(% style="width:297px" %)(((
147 +|(% style="width:102px" %)S31B-LB|(% style="width:190px" %)[[image:S31B.jpg]]|(% style="width:297px" %)(((
157 157  1 x SHT31 Probe
158 158  
159 159  Installed in device.
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163 163  
164 164  
165 165  
166 -== 1.9 Mechanical ==
157 +== 1.8 Mechanical ==
167 167  
168 168  
169 169  [[image:Main.User Manual for LoRaWAN End Nodes.D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual.WebHome@1675143884058-338.png]]
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326 326  [[Humidity>>||anchor="HHumidity"]]
327 327  )))
328 328  
329 -==== (% style="color:#4472c4" %)**2.3.2.1 Battery**(%%) ====
320 +==== (% style="color:#4472c4" %)**Battery**(%%) ====
330 330  
331 331  Sensor Battery Level.
332 332  
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336 336  
337 337  
338 338  
339 -==== (% style="color:#4472c4" %)**2.3.2.2 Temperature**(%%) ====
330 +==== (% style="color:#4472c4" %)**Temperature**(%%) ====
340 340  
341 341  **Example**:
342 342  
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347 347  （FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
348 348  
349 349  
350 -==== (% style="color:#4472c4" %)**2.3.2.3 Humidity**(%%) ====
341 +==== (% style="color:#4472c4" %)**Humidity**(%%) ====
351 351  
352 352  
353 353  Read:0x(0197)=412    Value:  412 / 10=41.2, So 41.2%
354 354  
355 355  
356 -==== (% style="color:#4472c4" %)**2.3.2.4 Alarm Flag& MOD**(%%) ====
347 +==== (% style="color:#4472c4" %)**Alarm Flag& MOD**(%%) ====
357 357  
358 358  
359 359  **Example:**
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374 374  
375 375  In the page (% style="color:#037691" %)**Applications ~-~-> Payload Formats ~-~-> Custom ~-~-> decoder**(%%) to add the decoder from:
376 376  
377 -[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/S31-LB%26S31B-LB>>https://github.com/dragino/dragino-end-node-decoder/tree/main/S31-LB%26S31B-LB]]
368 +[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/LSN50v2-S31%26S31B >>https://github.com/dragino/dragino-end-node-decoder/tree/main/LSN50v2-S31%26S31B]]
378 378  
379 379  
380 380  == 2.5 Datalog Feature ==
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388 388  
389 389  Set [[PNACKMD=1>>||anchor="H2.5.4DatalogUplinkpayload28FPORT3D329"]], S31x-LB will wait for ACK for every uplink, when there is no LoRaWAN network,S31x-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
390 390  
391 -* (((
392 -a) S31x-LB will do an ACK check for data records sending to make sure every data arrive server.
393 -)))
394 -* (((
395 -b) S31x-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but S31x-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if S31x-LB gets a ACK, S31x-LB will consider there is a network connection and resend all NONE-ACK messages.
396 -)))
382 +* a) S31x-LB will do an ACK check for data records sending to make sure every data arrive server.
383 +* b) S31x-LB will send data in **CONFIRMED Mode** when PNACKMD=1, but S31x-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if S31x-LB gets a ACK, S31x-LB will consider there is a network connection and resend all NONE-ACK messages.
397 397  
398 398  Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
399 399  
400 400  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220703111700-2.png?width=1119&height=381&rev=1.1||alt="图片-20220703111700-2.png" height="381" width="1119"]]
401 401  
402 -
403 403  === 2.5.2 Unix TimeStamp ===
404 404  
405 405  
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413 413  
414 414  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-12.png?width=720&height=298&rev=1.1||alt="图片-20220523001219-12.png" height="298" width="720"]]
415 415  
416 -
417 417  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
418 418  
419 419  
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439 439  **Size(bytes)**
440 440  )))|=(% style="width: 60px; background-color: rgb(217, 226, 243);" %)**2**|=(% style="width: 60px; background-color: rgb(217, 226, 243);" %)**2**|=(% style="width: 120px; background-color: rgb(217, 226, 243);" %)**2**|=(% style="width: 103px; background-color: rgb(217, 226, 243);" %)**1**|=(% style="width: 85px; background-color: rgb(217, 226, 243);" %)**4**
441 441  |(% style="width:103px" %)**Value**|(% style="width:54px" %)(((
442 -Temp_Black
443 -)))|(% style="width:51px" %)Temp_White|(% style="width:89px" %)Temp_ Red or Temp _White|(% style="width:103px" %)Poll message flag & Ext|(% style="width:54px" %)[[Unix Time Stamp>>||anchor="H2.5.2UnixTimeStamp"]]
427 +[[Temp_Black>>||anchor="HTemperatureBlack:"]]
428 +)))|(% style="width:51px" %)[[Temp_White>>||anchor="HTemperatureWhite:"]]|(% style="width:89px" %)[[Temp_ Red or Temp _White>>||anchor="HTemperatureREDorTemperatureWhite:"]]|(% style="width:103px" %)Poll message flag & Ext|(% style="width:54px" %)[[Unix Time Stamp>>||anchor="H2.5.2UnixTimeStamp"]]
444 444  
445 445  **Poll message flag & Ext:**
446 446  
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606 606  
607 607  === 3.3.3 Set Temperature Alarm Threshold ===
608 608  
609 -
610 610  * (% style="color:blue" %)**AT Command:**
611 611  
612 612  (% style="color:#037691" %)**AT+SHTEMP=min,max**
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628 628  
629 629  === 3.3.4 Set Humidity Alarm Threshold ===
630 630  
631 -
632 632  * (% style="color:blue" %)**AT Command:**
633 633  
634 634  (% style="color:#037691" %)**AT+SHHUM=min,max**
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650 650  
651 651  === 3.3.5 Set Alarm Interval ===
652 652  
653 -
654 654  The shortest time of two Alarm packet. (unit: min)
655 655  
656 656  * (% style="color:blue" %)**AT Command:**
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681 681  === 3.3.7 Set Interrupt Mode ===
682 682  
683 683  
684 -Feature, Set Interrupt mode for PA8 of pin.
666 +Feature, Set Interrupt mode for GPIO_EXIT.
685 685  
686 686  (% style="color:blue" %)**AT Command: AT+INTMOD**
687 687  
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709 709  * Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
710 710  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
711 711  
712 -=== 3.3.8 Set Power Output Duration ===
713 -
714 -
715 -Control the output duration 5V . Before each sampling, device will
716 -
717 -~1. first enable the power output to external sensor,
718 -
719 -2. keep it on as per duration, read sensor value and construct uplink payload
720 -
721 -3. final, close the power output.
722 -
723 -(% style="color:blue" %)**AT Command: AT+5VT**
724 -
725 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
726 -|=(% style="width: 154px;background-color:#D9E2F3" %)**Command Example**|=(% style="width: 196px;background-color:#D9E2F3" %)**Function**|=(% style="width: 157px;background-color:#D9E2F3" %)**Response**
727 -|(% style="width:154px" %)AT+5VT=?|(% style="width:196px" %)Show 5V open time.|(% style="width:157px" %)0 (default)
728 -OK
729 -|(% style="width:154px" %)AT+5VT=500|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
730 -
731 -(% style="color:blue" %)**Downlink Command: 0x07**
732 -
733 -Format: Command Code (0x07) followed by 2 bytes.
734 -
735 -The first and second bytes are the time to turn on.
736 -
737 -* Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
738 -* Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
739 -
740 740  = 4. Battery & Power Consumption =
741 741  
742 742  
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761 761  Methods to Update Firmware:
762 762  
763 763  * (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/]]
764 -* 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]]**.
718 +* 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]]**.
765 765  
766 766  = 6. FAQ =
767 767  
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790 790  
791 791  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
792 792  
747 += =
748 +
793 793  = 8. ​Packing Info =
794 794  
795 -
796 796  (% style="color:#037691" %)**Package Includes**:
797 797  
798 798  * S31x-LB LoRaWAN Temperature & Humidity Sensor
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811 811  
812 812  
813 813  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
814 -
815 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]].
769 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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