Danfoss CF-MC Instruction page 6

Instruction CF-MC Master Controller
4. Mounting
4.1 Wall
• Remove the front cover ( g. 3)
• Mount with screws and wall plugs ( g. 4)
4.2 DIN-Rail
• Mount DIN-rail parts ( g. 5)
• Click on DIN-rail ( g. 6)
• Release from DIN-rail ( g. 7)
Note: The Master Controller should be mounted in an horizontal upright position
5. Installation Procedure (Sequential)
Important Note: Complete all the installations on the Master Controller
described below before connecting to a 230V power supply !
5.1 24V Actuators
• Connect the two actuator wires to an output ( g. 8)
• Fix the cable
Round cable ( g. 9)
Squared/ at cable ( g. 10)
Note: If NC (normally closed) actuators are installed for ON/OFF regulation, no
further actuator output con guration is needed (see 6.1) !
5.2 Relays for Pump & Boiler Control
• Pump: Connect the live wire (L) across the Pump Relay from an external
power supply. Make sure the power supply is switched o . Then connect
the live wire, and complete other connections to the pump in accordance
with existing law. ( g. 11)
• Fix the cable ( g. 12)
• Boiler: Connect the live wire (L) across the Boiler Relay from an external
power supply. Make sure the power supply is switched o . Then connect
the live wire, and complete other connections to the boiler in accordance
with existing law.
Note: The relays for pump and boiler are potential free contacts and can thus
NOT be used as direct power supply. Max. load is 230V and 8A / 2A (inductive) !
VI.UH.K2.80
Produced by Danfoss Floor Heating Hydronics 01.2006
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