MCAC-VTSM-2014-04 R410A DC Inverter VRF V4 Plus Individual Series 50Hz
Installation 79
14.3.2 Example connection of wiring
1.4.3.3 Signal wire of centralized control
Signal wire of centralized control
When centralized control is needed, one CCM03 (central controller of indoor unit) can only control the indoor
units which are in the same refrigerant system via the port X Y E of outdoor unit. Outdoor unit will
automatically distribute the address to indoor units without any manual setting. Remote controller can enquiry
and modify every indoor unit address.
The diagram below shows the connection of signal wire in this case: