Hitachi Compatibility:
Current Firmware Version - 2.4
SERIES & kW | INDOOR | OUTDOOR |
| RPI ### 1SQ |
|
| RPI ### 2SQ |
|
Can use RA, Zones, Master or RF as controlling sensor
Polarity is not critical
Connect a shielded, 2 core, twisted pair control cable from the C225 / C325H to the A / B terminals and earth in the in the fan coil unit. (This cable is supplied by the installer)