6
-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller
Max. 8 units are connectable.
*1 The schedule timer cannot be connected to the simple wired remote controller.
Same
as left
B
A
Same
as left
B
A
Remote controller
communication circuit
* 1
CPU
DC5V
Function setup
Key switch
Power
circuit
Display LCD
Display LED
EEPROM
CPU
DC5V
CN2
CN1
Function setup
Key switch
Display
LCD
LCD
driver
Power
circuit
Secondary
battery
Wired (Simple) header remote controller
Schedule timer
#2
#3
(Follower)
(Follower)
A
B
Remote
controller
communication circuit
Remote
controller
communication circuit
MCU
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
HA
Driver
Start/Alarm/Ready
PMV
Serial
communication
circuit
Power
circuit
Outdoor unit
Power supply
1Φ 220-240V, 50Hz
1Φ 220V, 60Hz
Outside output
DC12V
DC5V
DC20V
Indoor control P.C. Board
(MCC-1643)
Indoor
fan
motor
Reactor
Power
circuit
MCU
Fan motor
control
circuit
DC5V
DC15V
Fan IPDU
(MCC-1610)
Noise filter
P.C. Board
(MCC-1551)
Drain
pump
*Option
Power
circuit
Emergent
operation
SW
CPU
Buzzer
Receiving
circuit
Function
setup SW
Display
LED
DC5V
Receiving
P.C. Board
Wireless remote
controller kit
Indoor unit
#1 (Header)
L
N
Power
supply
Outdoor
unit
L
N
Power
supply
Outdoor
unit
Indoor/Outdoor
communication
N
L
1
2
3
Up to 8 units are connectable. *1
*1
However, if "1:1 model
connection
interface" is
connected when 2 wired (simple) remote controllers
are connected, Max. 7 units are connectable.
*
2 Connect "1:1 model connection interface" to only
1 unit and connect 1 "1:1 model connection interface"
to the header
unit
.
3 It is unavailable to connect the Schedule remote
controller to the simple wired remote controll
*
1
2 3
1
2 3
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