Free Tool: CAS Modbus Scanner

CAS Modbus Scanner is a utility to retrieve coils, inputs, holding registers, and input registers from a Modbus enabled device. Values retrieved from the device can be viewed in many different formats including Binary, HEX, Uint16, Int16, Uint32, Int32, and Float32.

This utility is great finding and debugging problems with your Modbus network.


  • Can read; coil status (0xxxx), input status(2xxxx), input registers (3xxxx), and holding registers (4xxxx)
  • Data is viewable in Binary, HEX, Uint16, Int16,Uint32, Int32, and Float32
  • Easy to use
  • Free to use, no registration required.


  • Windows: XP / 2000
  • 10 MB of free hard drive space
  • One free serial port

You can download this utility from Chipkin Automation’s website CAS Modbus Scanner

© Chipkin Automation Systems 2007