43
1.30.6 Myzone
-
Wiring connection to LG units
Unit Make
Connection
LG
LG condensing unit must be supplied with an
optional PI485 Gateway (M) board in the
condensing unit. LG dipswitch settings are as
follows:
Dip switches 1 and 4
ON
All others are
OFF
1.
Connect a shielded, 2 core, twisted pair control cable from the CM225 / CM325L to the
PI485 Gateway (M) board in the condensing unit. (This cable is supplied by the installer).
Polarity is critical see Fig (C) & (D) for correct connection.
Fig (C) - LG PI485 Gateway (M) board in condensing
unit
Shielded, 2 core,
twisted pair control
cable (not supplied)
A
B
Shielded, 2 core,
twisted pair control
cable (not supplied)
Fig (K) - Myzone CM225 / CM325LG
Correct polarity
B
A
