C325i - iZone
iZone Compatibility:
AD070 ( 7.0 kW )
AD105 ( 10.5 kW )
AD130 ( 13.0 kW )
AD145 ( 14.5 kW )
AD170 ( 17.0 kW )
Can use RA, Zones, Master or RF as controlling sensor
Unit static pressure can be set in the iZone configuration
Polarity is critical see below, for correct connection
Connect a 2 core + earth, twisted pair control cable from the C225 / C325i to the X / Y in the fan coil unit. This cable is supplied by iZone - CACUCM15
Indoor fan coil unit PCB
CN40: Connect to X and Y
C225 AC unit connector: Connect AC unit cable from fan coil to C225 as indicated
Polarity is critical: Make sure it is wired in accordance with these instructions on both the CN40 connector on the fan coil PCB and the C225 cable connector
Cable from CN40: Ensure the cable is shielded, 2 core, twisted pair. This cable is pre-terminated suitable for CN40 connector and is supplied by iZone