Daikin Myzone 3 - Myzone Wiring Connections to Midea Units

43
49. Unit make:
50. Midea
51. DUCMI### Series
Myzone Wiring
Connections to
Midea Units
Connection
Connect a shielded, 2 core, twisted pair control cable from the
C225/C325MID to the X/Y in the fan coil unit. (This cable and
connector is supplied by Midea). Polarity is critical see Fig (i) (j)
and (k) below, for correct connection.
Fig (i) – Indoor fan coil unit terminals
Fig (k) – Myzone C225/C325MID
Correct polarity
Shielded, 2 core, twisted
pair, control cable
(not supplied)
Y
X
X
CN40
Y
X
Y
Indoor PCB
Fig (j)
X
CN40 connector pin out
Y E +12V
Myzone 3
CPU