SHT20 Temperature Humidity Sensor Module Transmitter Monitoring Sensor RS48

Features:

• Industrial products, high progress SHT20 temperature and humidity sensor, the RS485 communication;

• Standard MODBUS protocol with ordinary at an organic whole, the user can choose communication protocol;

• Baud rate can decide for themselves;

• General agreement with automatic upload function, upload speed can decide for themselves.

Parameters:

• Work voltage: DC4-30 v (highest do not exceed 33 v) .

• Most powerful: 0.2 W .

• Work environment: Temperature  20 ℃ - 60 ℃, Humidity  0-100. 

• Control precision: Temperature±0.3℃, Humidity  ±3%RH.

• Device address: 1-247 can be set, the default is 1.

• Baud rate: 9600(the user can set), 8bits, one stop, no check;

• Shape size:60*30*18(mm) 
  

• MODBUS PROTOCAL
  

• Output interface: RS485 communication (standard MODBUS protocol and custom ordinary), see note agreement device.
  

Mod bus Function Code:

• 0x03:Read keep register

• 0x04: Read input register

• 0x06: Write a single keep register

• 0x10: Write more keep registers