Control of W-ECO MULTI SYSTEM
3
TD831077
III - 14
2. Optional Controller (remote controller)
7 Wiring system diagram for multiple remote
control
¶ When Installing Multiple Remote Controllers
This multiple remote controller system is used for operating
the unit(s) at different positions. (A maximum of 2 remote
controllers can be installed.)
¶ Setting method
To execute this control, make the setting according to the
following procedure.
~ Of the two installed remote controllers, make one the
main remote controller (factory-shipped state).
Ÿ On the other remote controller, turn the address switch
on the PCB from OFF to ON.
In this state, it functions as a sub-remote controller.
¶ Basic wiring diagram
Install wiring correctly (incorrect
wiring will damage the equip-
ment).
¶ To operate 1 indoor unit with 2 remote controllers set at
different places.
Refrigerant
circuit
terminal
0802_M_I
Remote Controller
Address switch
ON OFF
CAUTION
Connection wiring
for remote controller
(field work, total
length up to 500m)
3P terminal base
0168_M_I
1
23
Indoor unit
Earth
Option
(sub)(main)
1
23
Option
1
23
White
BlackRed
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