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Last modified by Mengting Qiu on 2025/07/01 15:58
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To version 60.21
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Title
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1 -S31/S31B-LB/LS -- LoRaWAN Outdoor Temperature & Humidity Sensor User Manual
1 +S31-LB / S31B-LB LoRaWAN Outdoor Temperature & Humidity Sensor User Manual
Content
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1 - [[image:image-20240104162020-4.png||height="348" width="269"]] (% style="display:none" %) (%%) (% style="display:none" %) (%%) [[image:image-20240104161116-1.png||height="350" width="276"]] (% style="display:none" %) (%%) (% style="display:none" %) (%%) [[image:image-20240104162104-5.png||height="333" width="169"]](% style="display:none" %) (%%) [[image:image-20240104161535-2.png||height="336" width="208"]](% style="display:none" %)
1 +(% style="text-align:center" %)
2 +[[image:S31-B.jpg]]
2 2  
3 3  
5 +
6 +
4 4  **Table of Contents：**
5 5  
6 6  {{toc/}}
... ... @@ -36,7 +36,7 @@
36 36  * LoRaWAN 1.0.3 Class A
37 37  * Ultra-low power consumption
38 38  * External 3 meters SHT31 probe (For S31-LB)
39 -* Measure range -40°C ~~ 80°C
42 +* Measure range -55°C ~~ 125°C
40 40  * Temperature & Humidity alarm
41 41  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
42 42  * Support Bluetooth v5.1 and LoRaWAN remote configure
... ... @@ -45,6 +45,8 @@
45 45  * Downlink to change configure
46 46  * 8500mAh Battery for long term use
47 47  
51 +
52 +
48 48  == 1.3 Specification ==
49 49  
50 50  
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87 87  * Sleep Mode: 5uA @ 3.3v
88 88  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
89 89  
95 +
96 +
90 90  == 1.4 Sleep mode and working mode ==
91 91  
92 92  
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114 114  )))
115 115  |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
116 116  
124 +
125 +
117 117  == 1.6 BLE connection ==
118 118  
119 119  
... ... @@ -131,17 +131,17 @@
131 131  
132 132  == 1.7 Pin Definitions ==
133 133  
134 -[[image:http://8.211.40.43/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SN50v3-LB/WebHome/image-20230610163213-1.png?width=699&height=404&rev=1.1||alt="image-20230610163213-1.png"]]
143 +[[image:image-20230523174230-1.png]]
135 135  
136 136  
137 137  == 1.8 Hardware Variant ==
138 138  
139 139  
140 -(% border="1" cellspacing="5" style="width:461.818px" %)
141 -|=(% style="width: 102px;background-color:#D9E2F3;color:#0070C0" %)Model|=(% style="width: 182px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)Photo|=(% style="width: 176px; background-color: rgb(217, 226, 243); color: rgb(0, 112, 192);" %)Probe Info
149 +(% border="1" cellspacing="5" style="width:472px" %)
150 +|=(% style="width: 102px;background-color:#D9E2F3;color:#0070C0" %)Model|=(% style="width: 190px;background-color:#D9E2F3;color:#0070C0" %)Photo|=(% style="width: 187px; background-color:#D9E2F3;color:#0070C0" %)Probe Info
142 142  |(% style="width:102px" %)(((
143 143  S31-LB
144 -)))|(% style="width:182px" %)[[image:image-20230527093214-2.jpeg]]|(% style="width:176px" %)(((
153 +)))|(% style="width:190px" %)[[image:image-20230527093214-2.jpeg]]|(% style="width:187px" %)(((
145 145  1 x SHT31 Probe
146 146  
147 147  Cable Length : 2 meters
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150 150  )))
151 151  |(% style="width:102px" %)(((
152 152  S31B-LB
153 -)))|(% style="width:182px" %)[[image:image-20230527093155-1.jpeg]]|(% style="width:176px" %)(((
162 +)))|(% style="width:190px" %)[[image:image-20230527093155-1.jpeg]]|(% style="width:187px" %)(((
154 154  1 x SHT31 Probe
155 155  
156 156  Installed in device.
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255 255  
256 256  (% style="color:#037691" %)**Frequency Band**:
257 257  
258 -0x01: EU868
267 +*0x01: EU868
259 259  
260 -0x02: US915
269 +*0x02: US915
261 261  
262 -0x03: IN865
271 +*0x03: IN865
263 263  
264 -0x04: AU915
273 +*0x04: AU915
265 265  
266 -0x05: KZ865
275 +*0x05: KZ865
267 267  
268 -0x06: RU864
277 +*0x06: RU864
269 269  
270 -0x07: AS923
279 +*0x07: AS923
271 271  
272 -0x08: AS923-1
281 +*0x08: AS923-1
273 273  
274 -0x09: AS923-2
283 +*0x09: AS923-2
275 275  
276 -0x0a: AS923-3
285 +*0x0a: AS923-3
277 277  
278 -0x0b: CN470
287 +*0x0b: CN470
279 279  
280 -0x0c: EU433
289 +*0x0c: EU433
281 281  
282 -0x0d: KR920
291 +*0x0d: KR920
283 283  
284 -0x0e: MA869
293 +*0x0e: MA869
285 285  
286 286  
287 287  (% style="color:#037691" %)**Sub-Band**:
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335 335  Ex2: 0x0B49 = 2889mV
336 336  
337 337  
347 +
338 338  ==== (% style="color:#4472c4" %)**Temperature**(%%) ====
339 339  
340 340  **Example**:
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343 343  
344 344  If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
345 345  
346 -(FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
356 +（FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
347 347  
348 348  
349 349  ==== (% style="color:#4472c4" %)**Humidity**(%%) ====
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566 566  * AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
567 567  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
568 568  
579 +
580 +
569 569  == 3.2 General Commands ==
570 570  
571 571  
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613 613  * Example 1: Downlink Payload: 0100001E  ~/~/  Set Transmit Interval (TDC) = 30 seconds
614 614  * Example 2: Downlink Payload: 0100003C  ~/~/  Set Transmit Interval (TDC) = 60 seconds
615 615  
628 +
629 +
616 616  === 3.3.2 Get Device Status ===
617 617  
618 618  
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696 696  
697 697  * Alarm & MOD bit is 0x7C, 0x7C >> 2 = 0x31: Means this message is the Alarm settings message.
698 698  
713 +
714 +
699 699  === 3.3.7 Set Interrupt Mode ===
700 700  
701 701  
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729 729  * Example 1: Downlink Payload: 06000000  ~/~/  Turn off interrupt mode
730 730  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
731 731  
748 +
749 +
732 732  === 3.3.8 Set Power Output Duration ===
733 733  
734 734  
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746 746  |=(% style="width: 155px;background-color:#D9E2F3;color:#0070C0" %)**Command Example**|=(% style="width: 197px;background-color:#D9E2F3;color:#0070C0" %)**Function**|=(% style="width: 158px;background-color:#D9E2F3;color:#0070C0" %)**Response**
747 747  |(% style="width:154px" %)AT+5VT=?|(% style="width:196px" %)Show 5V open time.|(% style="width:157px" %)0 (default)
748 748  OK
749 -|(% style="width:154px" %)AT+5VT=1000|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
767 +|(% style="width:154px" %)AT+5VT=500|(% style="width:196px" %)Close after a delay of 1000 milliseconds.|(% style="width:157px" %)OK
750 750  
751 751  (% style="color:blue" %)**Downlink Command: 0x07**
752 752  
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757 757  * Example 1: Downlink Payload: 070000  **~-~-->**  AT+5VT=0
758 758  * Example 2: Downlink Payload: 0701F4  **~-~-->**  AT+5VT=500
759 759  
778 +
779 +
760 760  = 4. Battery & Power Consumption =
761 761  
762 762  
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775 775  * Update with new features.
776 776  * Fix bugs.
777 777  
778 -Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/fis3g6nmhv0eokg/AAC6BcCZaX4BdqZkduUvZ3jIa?dl=0]]**
798 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/kwqv57tp6pejias/AAAopYMATh1GM6fZ-VRCLrpDa?dl=0]]**
779 779  
780 780  
781 781  Methods to Update Firmware:
782 782  
783 -* (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/]]**
784 -* 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]]**.
803 +* (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/]]
804 +* 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]]**.
785 785  
806 +
807 +
786 786  = 6. FAQ =
787 787  
788 788  
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810 810  
811 811  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
812 812  
835 +
836 +
813 813  = 8. ​Packing Info =
814 814  
815 815  
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827 827  
828 828  * Weight / pcs : g
829 829  
854 +
855 +
830 830  = 9. Support =
831 831  
832 832  
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