1. Introduction
1.1 Description
SE71 is a wirele西熱ss temperature a們靜nd humidity sensor理計, which can rea銀男lize timing 朋票sampling and uploading t到通emperature and hu人低midity informa國河tion to the mo他看nitoring platform.時冷It supports LoRaWAN and通個 LinkWAN. Use請道rs can set the朋得 sampling and reporting 劇頻cycle through t有林he PDA or plat場能form. The default sett土中ing is sending the tem家資perature and humidi一能ty information to th員鄉e platform e做相very hour.
1.2 Applications短話
- Logistics storage, ware子路house
- Data center and s商明ervice center
- Unattended factor唱姐y, workshop
- Smart home, smart agricu市要lture, smart buildin遠綠g
1.3 Features
- The temperature and h妹跳umidity measureme妹事nt chip SHT20 is int從開egrated interna信哥lly, which can accura門紙tely measure the 聽秒temperature and hum商學idity of the en煙笑vironment.
- It has alarm funct雨動ions such as low batter樹影y voltage and equip行務ment failure.
- Support configu很議ring parameters員化 by wireless handh小關eld device or platform.內能
- The RF modulates火少 in LoRa mode, whic不好h can realize the們師 advantages o快中f long transmis多知sion distance, 用看low standby power co內離nsumption, etc.
- The battery uses lith煙聽ium battery with h技了igh energy de草區nsity, which ensures the子劇 product to work f新場or 5 consecutive ye藍請ars (Upload cycle 1 ho錢作ur)
2. Charactoristics校對
2.1 Apperance
2.2 Electrical charactoristic要我s
Operating voltage | 1.8~3.6V |
Operating temperature | -40℃ ~ 85℃ |
Working humidit你章y | 0%~90%RH |
Emission current | <120mA@100mW (imp姐子edance matching) |
Receiving Curre弟術nt | <13mA |
Standby curren間也t | <5uA |
2.3 Radio charactoristic匠服s
Frequency rang弟土e | 470-510MHz/8河得63-928 MHz (op湖文tional) |
Transmitting pow場暗er | 5~20 dBm |
Reception sensitivity | <-137dBm@292bps |
Antenna Type | built-in or external慢們 antenna opti知水onal |
Data transmission rate | 0.3~4.5 kbps |
Modulation mode | LoRa |
Supported LoRaWAN band玩風 | CN470/EU868/AU嗎森915/AS923/KR920 |
Supported LinkWAN band | CN470/AS923 |
2.4 Technical spe匠科cifications
Temperature Measurement短湖 | Range | -40~85 ℃ |
| Precision | ± 0.3 ℃ |
| Resolution | 0.01 ℃ |
Humidity measu上家rement | Range | 0%~90%RH |
| Precision | ±3%RH |
| Resolution | 0.04%RH |
2.5 Dimension知說s
3. Instructio光長ns for use
3.1 Installation
3.2 View uplin說新k data
- Powered on SE71.
- Powered on the西線 gateway and make s老吃ure it is connected 多她to the network
- Use NMS to p熱路roduce upstrea我通m data