M-7004-G 4-port DS18B20 Digital Temperature Sensor Module with Daisy-Chain Wiring


Key Features

  • 4-Port DS18B20 Sensor Input Module
  • 2/3-wire DS18B20 Wire Connection
  • Up to 20 Sensors per Port
  • Up to 100 Meters per Port when Using Daisy-Chain Wiring
  • Wide Operating Temperature Range: -25 ~ +75°C


The ICP DAS M-7004 is a digital temperature sensor module that provides four ports for 2- or 3-wire DS18B20 digital temperature sensor input. The DS18B20 temperature sensor has a high accuracy of ±0.5°C when measuring temperatures between -10 and + 85°C, with a total measurement range of between -55 and +125°C.
Up to 20 DS18B20 sensors can be connected to each port on the M-7004 module in a daisy-chain arrangement with a maximum wiring distance of 100 meters.
The M-7004 is fully RoHS compliant and features 4 kV ESD protection as well as 3000 VDC intra-module isolation.


• Temperature Measurement
• Environment Monitoring
• Tunnel Monitoring
• Building Monitoring