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8-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller
<Concealed Duct Standard type>
Wired (Simple) heder remote controller
(Max. 2 units)
Schedule remote controller
Wireless remote controller
Outdoor unit
3
2
1
Up to 8 units are connectable.
∗
1
It is unavailable to connect the Schedule remote
controller to the simple wired remote controller.
Same as left
#3
(Follower)
A
B
A
B
A
B
A
B
Same as left
#2
(Follower)
A
B
DC5V
DC5V
Indoor unit
#1 (Heder)
Indoor control P.C. board (MCC-1631)
Indoor
fan motor
CPU
H8/36109
Driver
DC12V
DC5V
DC20V
External
output
Remote controller
communication circuit
Display
LCD
Function
setup
Key
switch
CN2
CN1
∗
1
CPU
Display
LED
Display
LCD
LCD
driver
CPU
Power
circuit
Remote controller
communication circuit
Function
setup
Key
switch
Power circuit
DC280V
Fan motor
control circuit
CPU
TVP88CH47FG
(TMP88PH47FG)
EEPROM1
EEPROM2
Run
Alarm
Defrost
Thermo. ON
COOL
HEAT
FAN
Power
circuit
Secondary
battery
Outdoor unit
3
2
1
Remote controller
communication circuit
Receive
circuit
Function setup SW
CPU
Buzzer
Display LED
DC5V
Temporary
operation SW
Power
circuit
Receiver P.C. board
Drain
pump
PMV
TA sensor
TC1 sensor
TC2 sensor
TCJ sensor
Float input
HA
Outdoor unit
N
U1 U2
U1 U2
L
BUS
comunication circuit
AC
synchronous
signal input circuit
Power supply
1
∅
, 220-240V, 50Hz
1
∅
, 220V, 60Hz