5-1-2. Connection of Wireless Remote Controller Kit
Wireless remote controller kit
Central controller
(Option)
P.C. board
(MCC-1440)
* Case of “1:1 model” connection interface (Option)
Outdoor unit
Outdoor unit
3
2
1
3
2
1
3
2
1
Up to 8 units are connectable.
∗
1
∗
1 However Max.8 units are connectable in
case of mounting “1:1 model” connection interface
when two wired (simple) remote controllers are
connected.
∗
2 The “1:1 model” connection interface is mounted
to only 1 unit.
“1:1 model” connection interface is mounted to
the header unit.
Same as left
∗
2
#3
(Follower)
A
B
Same as left
∗
2
#2
(Follower)
A
B
Indoor unit
#1 (Header)
Indoor control P.C. board (MCC-1643)
Louver
motor
Drain
pump
Indoor
fan motor
CPU
Driver
DC12V
DC5V
DC20V
A
B
Outside
output
Remote controller
communication circuit
W
S
p
u
t
e
s
n
o
i
t
c
n
u
F
t
i
u
c
r
i
c
e
v
i
e
c
e
R
CPU
Buzzer
Display LED
DC5V
Power
circuit
Remote controller
communication circuit
Power circuit
DC280V
Fan motor
control circuit
EEPROM
TA sensor
TC sensor
TCJ sensor
Float input
HA
TCC-LINK
communication circuit
Run
Warning
Defrost
Thermo. ON
COOL
HEAT
FAN
Serial send/
receive circuit
AC
synchronous
signal input circuit
Outdoor unit
3
2
1
U3
U4
Receiver P.C. board
FILE NO. SVM-18038
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