8204 4-Channel Scanner DAQ Module

Product Description

The Most Compact and Advanced Multi Channel Indicator with Alarms

The 8204 is succeeding the most popular range of 85XX scanners. It offers multi-channel process monitoring with advanced functions and simple programming features in very compact 1/8 DIN size.

8204 has flexible configuration options for 4 channels accepting universal input and 4 relays to serve diverse applications. User has facility to program individual alarm, trip set-points and logic individual or group wise. Channels can be configured up to 4 groups with two relay outputs per group. Two discrete LEDs are provided per channel and one LED per relay for indication.

It has built-in RS485 serial communication port. It also has optional retransmission output with high accuracy for communication with PLC/DAS/SCADA.


  • Universal input
  • Compact 1/8 DIN Size
  • Isolated RS845 port with Modbus-RTU
  • Comprehensive Alarm/Trip logic programming
  • Full mapping flexibility of relay grouping
  • Configuration and calibration from front keys
  • Fast channel scanning
  • Individual or group alarm facility
  • One-shot digital calibration
  • 4-20mA Analog Retransmission (Optional)


  • Motor protection: Winding & Bearing temperature
  • Air compressor, pump, DG temperature monitoring
  • Drying Ovens
  • Fermentation Processes
  • Flow Monitoring
  • Retorts and Cooking Processes
  • Sintering Furnaces for processing metals and ceramics
  • Heat Treatment: to achieve desired result of hardening or softening material
  • Power Monitoring