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<Compact 4-way Cassette Type, 1-way Cassette (SH) Type, 2-way Cassette Type,
Ceiling Type, Concealed Duct Standard Type, Slim Duct Type, High Wall Type>
CPU
DC5V
DC5V
EEPROM
DC 280V
DC5V
DC12V
DC20V
X
Y
AB
AB
AB
RSU1
U1 U2
U2
HA
RS
U1 U2
RS
U1 U2
Central
control
remote
controller
(optional)
(In case of
AI-NETWORK)
Switch setting
Power supply circuit
Remote controller
communication
circuit
AI-NET
communication
circuit
Transformer
Indoor control P.C. board (MCC-1402)
PMV
Louver
motor
Drain
pump
Indoor
fan
motor
*
Not applicable to concealed duct
standard type Slim Duct Type
CPU
H8/3687
Power supply circuit
Fan motor
control circuit
CPU
TMP88CH
47FG
(TMP88PH
47FG)
Remote
controller
communication
circuit
Driver
TA sensor
TCI sensor
TC2 sensor
TCJ sensor
Float input
*
Not applicable to concealed
duct high static pressure type
In operation
Alarm
Getting ready
Thermostat ON
COOL
HEAT
FAN
AC
synchronization
signal input circuit
BUS
communication
circuit
External
output
Indoor/outdoor communication
Outdoor
unit
Power source
1Ø 220-240V, 50Hz
1Ø 220V, 60Hz
Outdoor
unit
Outdoor
unit
Power
source
Power
source
Sameas left
*2
Sameas left
*2
#2 #3
Up to 8 units can be
connected. *1
Emergency
operation SW
Wireless remote controller kit
Sensor P.C. board
Power
supply circuit
Remote controller
communication
circuit
Buzzer
Sensor circuit
Display LED
Function
setting SW
CPU
H8/3039
“1:1 model” connection interface (optional)
Indoor unit
#1
“1:1 model”
connection
interface P.C.
board
(MCC-1401)
*1 Only up to 7 units
if a “1:1 model”
connection interface
is installed with
2 wireless remote
controller kits
connected.
*2 The “1:1 model”
connection interface
can only be installed
in one unit.