GMM step professional

Advantages

• Cost-efficient control

IP 54 protection rating

Control mode

• The spraying is switched on section by section according to the fluid temperature
• Up to 9 controlled sections
• Power spectrum up to 18 fans
• GHM 230 V; fans 230 V or 400 V

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

Area of application

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

Special features

• Operational and fault signalling
• Slave mode (external control value setting)
• Internal alarm memory
• External setpoint changeover
• External temperature-dependent setpoint displacement
• Manual mode
• Refrigerant input possible
• Internal time program
• Optimum pressure or temperature control
• External setpoint setting possible
• Maintenance mode
• Alarm management
• Heating/cooling switchover
• Communicative (bus module GCM as option)
• 2nd control cycle with maximum value control
• Intuitive operability
• Integrated PID controller with default parameters, freely adjustable

Combination with switch cabinet

• GCP switch cabinet

• GSW pressure sensor 25 bar
• GSW pressure sensor 40 bar
• GTF temperature sensor
• GHP / GHPF manual potentiometer / setpoints
• GCM-M Modbus modules
• GCM-P Profibus modules