Mitsubishi Electric PL18FK2 Service And Parts Manual page 87

6.MULTIPLE REMOTE CONTROL DISPLAY
You can control several units by multiple remote control display, if
you wire an optional multiple display adapter (PAC-725AD) with
relays and lamps on the market.
6-1 H o w to wire
(1) Connect the multiple display adapter to the connector CN51 on the
indoor controller board.
(2) Wire three of the five wires from the multiple display adapter as shown in
the below figure.
(Wiring)
Power
ORANGE
SUPP~Y
+
- - - _ - - _ - -
1
I
- - ~ - - - - - - - - - - - - .
connector (5P)
-@
1~-
Electrical insulation is needed.
C
optional multiple display w i r i n g at the actual place
- 4
adapter
The maximum distance between
indoor board and relav is 33 feet
Power 3 w i r e
...
3 wire
. , ,
3 w i r e
, , ;
controller (Field supply)
cable n
n
I
Multiole Remote control
U
u
u
I
Indoor controller Board
[Notes on Signs]
X I :Relay (for check lamp)
X2: Relay (for operation lamp)
RL: Check Lamp
GL: Operation Lamp
[Field supplied parts]
Relays: DC 12V with rated coil power
consumption below 0.9W.
Lamps: Matching to power supply voltage
ON-OFF Display Remote Remote Remote
1
(Field supply)
I
controller controller controller
(Operation check)
controller adapter
Multiple Remote Control Display relay-box
7.AUTO RESTART FUNCTION
Unit can be started or stopped by power supply ON or OFF.
Therefore, after power failure, when the power is restored, the unit restarts
automatically.
To enable this function, turn ON the dipswitch SWI-10 on the indoor
controller board.
<Wiring>
I
Y 7
A . an optional tlmer adapter
B : a s~ngle-throw s w ~ t c h
Brow
For remote control, connect the optional timer adapter (PAC-71 5AD.)