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Last modified by Mengting Qiu on 2025/07/01 15:58
From version 73.2
edited by Xiaoling
on 2024/01/04 16:28
Change comment: There is no comment for this version
To version 66.1
edited by Bei Jinggeng
on 2023/08/02 10:43
Change comment: There is no comment for this version

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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
Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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1 - (% style="display:none" %) (%%) (% style="display:none" %) (%%) (% style="display:none" %)
2 -
3 3  (% style="text-align:center" %)
4 -[[image:image-20240104162316-6.png]]
2 +[[image:S31-B.jpg]]
5 5  
6 6  
7 7  
8 8  
9 -
10 -
11 -
12 12  **Table of Contents：**
13 13  
14 14  {{toc/}}
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44 44  * LoRaWAN 1.0.3 Class A
45 45  * Ultra-low power consumption
46 46  * External 3 meters SHT31 probe (For S31-LB)
47 -* Measure range -40°C ~~ 80°C
42 +* Measure range -55°C ~~ 125°C
48 48  * Temperature & Humidity alarm
49 49  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
50 50  * Support Bluetooth v5.1 and LoRaWAN remote configure
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145 145  == 1.8 Hardware Variant ==
146 146  
147 147  
148 -(% border="1" cellspacing="5" style="width:461.818px" %)
149 -|=(% 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
143 +(% border="1" cellspacing="5" style="width:472px" %)
144 +|=(% 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
150 150  |(% style="width:102px" %)(((
151 151  S31-LB
152 -)))|(% style="width:182px" %)[[image:image-20230527093214-2.jpeg]]|(% style="width:176px" %)(((
147 +)))|(% style="width:190px" %)[[image:image-20230527093214-2.jpeg]]|(% style="width:187px" %)(((
153 153  1 x SHT31 Probe
154 154  
155 155  Cable Length : 2 meters
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158 158  )))
159 159  |(% style="width:102px" %)(((
160 160  S31B-LB
161 -)))|(% style="width:182px" %)[[image:image-20230527093155-1.jpeg]]|(% style="width:176px" %)(((
156 +)))|(% style="width:190px" %)[[image:image-20230527093155-1.jpeg]]|(% style="width:187px" %)(((
162 162  1 x SHT31 Probe
163 163  
164 164  Installed in device.
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351 351  
352 352  If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
353 353  
354 -(FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
349 +（FF3F & 8000：Judge whether the highest bit is 1, when the highest bit is 1, it is negative）
355 355  
356 356  
357 357  ==== (% style="color:#4472c4" %)**Humidity**(%%) ====
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