RS485 Temperature Humidity Sensor Transmitter, SHT40 PE Waterproof Probe, -40C to 80C 0-100%RH Modbus-RTU Real-Time Monitor

1.Description:
XY-MD03 is a temperature humidity sensor probe made of PE material with built-in SHT40 sensor. By using the RS485 interface and MODBUS communication protocol, the measured temperature and parameter values are read through instructions.

2.Features:
1>.RS485 communication interface
2>.MODBUS communication protocol
3>.Custom Control Instructions
4>.PE waterproof probe
5>.Built-in EMC anti-interference
6>.Reverse polarity protection
7>.Low power consumption, high accuracy
8>.Temperature and humidity can be calibrated

3.Parameters:
1>.Working Voltage:DC 5V-28V
2>.Work Power:0.05W(Max)
3>.Built-in Sensor:SHT40
4>.Tested Temperature Range:-40℃~80℃
5>.Temperature Control Precision:+/-0.3℃
6>.Temperature Resolution:0.1℃
7>.Tested Humidity Range:0%RH~100%RH
8>.Humidity Control Precision:3%RH
9>.Humidity Resolution:0.1%RH
10>.Communication Interface:RS485
11>.Communication Protocol: MODBUS-RTU
12>.Output Refresh Speed: 0.5s
13>.Probe Size:70*16*16mm
14>.Wire Length:100cm

4.Wire Interface:
1>.Red wire: VCC. Connect to power positive pole.
2>.Black: GND. Connect to power negative pole.
3>.Yellow: RS485-A. Data cable.
4>.White: RS485-B. Data cable.

5.Application:
1>.Greenhouse greenhouse
2>.Storage
3>.Communication control room
4>.Intelligent office building
5>.Laboratory
 
6. MODBUS-RTU Protocol Instruction:

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