Güntner Communication Module Modbus


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Güntner Communication Module Modbus


Special benefit

  • external monitoring and control of all control parameters
  • standard protocol Modbus RTU
  • high operational reliability through watchdog
  • ready for connection

IP 00 protection rating


  • Modbus RTU interface for quick and standardised data transfer to master control or DDC system

Control mode

  • option for GMM /EC 01 - 16
  • data transfer supported by protocol
  • up to 16 fans
  • internal voltage supply via GMM

Fan: EC (1~), EC (3~)

Area of application

  • Condenser –  pressure-dependent control
  • Drycooler – temperature-dependent control

Special features

  • Reading and writing of control values, operating mode, control parameters, setpoint, used refrigerants
  • Watchdog
  • Reading of fault messages and operating information of all fans and of the GMM; present values of measured data of fans and sensors, e.g. pressure, (motor) temperatures, performance, speed, control value, function and status.

Combination with switch cabinet

  • Later installation in GMM EC/ 01.1 - 16.1 also possible

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