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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 70.2
edited by Xiaoling
on 2023/08/19 10:26
Change comment: There is no comment for this version
To version 70.3
edited by Xiaoling
on 2023/08/19 10:28
Change comment: There is no comment for this version

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... ... @@ -14,7 +14,7 @@
14 14  
15 15  = 1. Introduction =
16 16  
17 -== 1.1 What is S31x-LB NB-IoT Temperature & Humidity Sensor ==
17 +== 1.1 What is S31x-NB NB-IoT Temperature & Humidity Sensor ==
18 18  
19 19  
20 20  The Dragino S31-NB and S31B-NB are **NB-IoT Temperature and Humidity Sensor** for Internet of Things solution. It is used to measure the surrounding **environment temperature and relative air humidity precisely**, and then upload to IoT server via NB-IoT network*.
... ... @@ -34,17 +34,17 @@
34 34  == 1.2 ​Features ==
35 35  
36 36  
37 -* LoRaWAN 1.0.3 Class A
37 +* NB-IoT Bands: B1/B2/B3/B4/B5/B8/B12/B13/B17/B18/B19/B20/B25/B28/B66/B70/B85 @H-FDD
38 38  * Ultra-low power consumption
39 -* External 3 meters SHT31 probe (For S31-LB)
40 -* Measure range -55°C ~~ 125°C
39 +* External 3 meters SHT31 probe (For S31-NB)
40 +* Measure range -40°C ~~ 85°C
41 41  * Temperature & Humidity alarm
42 -* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
43 -* Support Bluetooth v5.1 and LoRaWAN remote configure
44 -* Support wireless OTA update firmware
42 +* Multiply Sampling and one uplink
43 +* Support Bluetooth v5.1 remote configure and update firmware
45 45  * Uplink on periodically
46 46  * Downlink to change configure
47 47  * 8500mAh Battery for long term use
47 +* Nano SIM card slot for NB-IoT SIM
48 48  
49 49  
50 50  == 1.3 Specification ==