Introduction (Modbus)

If you want to use JUMO Modbus devices in CODESYS, the following steps are generally required.


Modbus RTU (serial)

  • Download JUMO Modbus Devices from the JUMO website and install

  • Open CODESYS project and add Modbus devices

  • Use function block "FB_ComPortControl"

  • Typical device settings and operations

  • Build a separate visualization object with corresponding buttons

 

Modbus TCP/IP

  • Download JUMO Modbus Devices from the JUMO website and install

  • Open CODESYS project and add Modbus devices