Danfoss 088U0200 Manual page 10

Instruction CF-MC Master Controller
5.4 Input for Heating & Cooling
• Connect the two wires from an external switch (ON/OFF) to the two
terminals for the heating and cooling input. ( g. 15)
When this switch is closed (ON) the system will switch from heating to
cooling mode.
• Fix the cable. ( g. 16)
Note #1: When the system is in cooling mode the actuator output will be
activated (ON when NC actuators / OFF when NO actuators) when the
temperature in a room exceeds the set point.
Note #2: When the system is in cooling mode an independent dew-point
alarm function should be installed.
Danfoss o ers the below listed components (see example g. 17)
EDA-24V: Electronic dew-point alarm - 088H3001
EDA-S: Dew-point sensor - 088H3011
TWA-A: 24V-NO actuator – 088H3111
RA-C 20: Danfoss cooling valve* - 013G3096
• This valve must be dimensioned according to the placement on the
primary side if the application structure in the example is chosen!
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VI.UH.K1.52
Produced by Danfoss Floor Heating Hydronics 08.2005