Remote Controller - Mitsubishi Electric PLA-A12BA4 Installation Manual

6. Electrical work
Indoor unit model
Minimum circuit ampacity
Maximum rating of overcurrent protective device
Indoor unit-Outdoor unit
Indoor unit earth
Wired remote contoroller-Indoor unit
Indoor unit-Outdoor unit S1-S2
Indoor unit-Outdoor unit S2-S3
Wired remote controller-Indoor unit
*1. Max. 50 m, 165 ft
*2. The 10m, 30 ft wire is attached in the wired remote controller accessory. Max. 500 m, 1500ft
*3. The fi gures are NOT always against the ground.
S3 terminal has DC 24 V against S2 terminal. However between S3 and S1, these terminals are not electrically insulated by the transformer or other device.
Notes: 1. Wiring size must comply with the applicable local and national code.
2. Use copper supply wires.
3. Use wires rated 300V or more for the power supply cables and the indoor unit/outdoor unit connecting cables.
4. Install an earth longer than other cables.
8
PLA-A12, 18, 24, 30
*1 3 × AWG16 (polar)
1 × Min. AWG16
*2
(Non-polar, unshielded)
*3
*3
*3
Fig. 6-3
Fig. 6-4
MODEL SELECT
ON/OFF TEMP
FAN AUTO STOP
MODE VANE AUTO START
CHECK LOUVER h
TEST RUN min
SET RESET CLOCK
Fig. 6-5
PLA-A36, 42
1A 2A
15A 15A
3 × AWG16 (polar)
1 × Min. AWG16
2 × AWG22
2 × AWG22
(Non-polar, unshielded)
AC 208/230 V AC 208/230 V
DC24 V DC24 V
DC12 V DC12 V

6.2. Remote controller

6.2.1. For wired remote controller
1) Two wired remote controllers setting
If two wired remote controllers are connected, set one to "Main" and the other to
"Sub". For setting procedures, refer to "Function selection of remote controller" in
the operation manual for the indoor unit.
6.2.2. For IR wireless remote controller
1) Setting (Fig. 6-3)
Insert batteries.
Press the SET button with something sharp at the end.
MODEL SELECT
blinks and Model No. is lighted.
Press the temp
If you mistook the operation, press the ON/OFF
from procedure .
Press the SET button with something sharp at the end.
and Model No. are lighted for three seconds, then turned off.
MODEL SELECT
Indoor
heat pump models
PLA
cooling only models
2)Automatic fan speed setting (For IR wireless remote controller) (Fig. 6-4)
It is necessary to set for IR wireless remote controller only when automatic fan
speed is not set at default setting.
It is not necessary to set for wired remote controller with automatic fan speed at
default setting.
Press the SET button with something sharp at the end.
Operate when display of remote controller is off.
MODEL SELECT
blinks and Model No. is lighted
Press the AUTO STOP
blinks and setting No. is lighted
(Setting No.01: without automatic fan speed )
Press the temp.
(Setting No.02:with automatic fan speed )
If you mistook the operation, press the ON/OFF
from procedure .
Press the SET button with something sharp at the end.
MODEL SELECT
and Model No. are lighted for 3 seconds, then turned off.
3) Assigning a IR wireless remote controller to each unit (Fig. 6-5)
Each unit can be operated only by the assigned remote controller.
Make sure each pair of an indoor unit PC board and a IR wireless remote controller
is assigned to the same pair No.
4) IR wireless remote controller pair number setting operation (Fig. 6-5)
Press the SET button with something sharp at the end.
Start this operation from the status of IR wireless remote controller display
MODEL SELECT
turned off.
min
Press the button twice continuously.
Pair No. "0" blinks.
Press the temp
If you mistook the operation, press the ON/OFF
from procedure 2.
Press the SET button with something sharp at the end.
Set pair number is lighted for three seconds then turned off.
Pair No. of IR wireless remote controller
buttons to set the Model No.
button and operate again
Outdoor Model No.
001
033
.
button.
.
buttons to set the setting No.02.
button and operate again
blinks and Model No. is lighted.
buttons to set the pair number you want to set.
button and operate again
Indoor PC board
0 Factory setting
1 Cut J41
2 Cut J42
3-9 Cut J41, J42