73
5.3 Wiring Diagram
4TXM2318BF300AA 4TXM2324BF300AA
PMV_A
1
2
3
4
56
78
CN33
CN34
CN9
CN8
MODULE COM
ELECTRONIC CONTROL
UNIT
Tc
M
250V
AC T25A
FUSE1
CN16
CN1
CN2
ON
4
3
2
1
ON
DISPLA
Y
COMM
L
N
Power
CN3
CN21
SW6
SW5
W
U
COMPRESSOR
R
V
B
W
PMV_B
M
CN17
PMV_C
M
CN18
PMV_RE
M
Definition of SW6
1
2
3
4
OFF
OFF
OFF
OFF OFF
OFF
OFF
ON
ON
ON
ON
ON
Centralized Control Address=1 Address=2
Address=16
---------------
---- ---- ---- ----
Definition of SW5
SW5-1
SW5-2
SW5-3
SW5-4
SW5-5
SW5-6
SW5-7
SW5-8
OFF
Restrict of Max Current:
ON→Less than EE; OFF→Adjust by machine types
4TXM2318BF300AA
Frequency Modify: ON→A
vailable; OFF→Unavailable (Default)
Definition of SW1
SW1-1
SW1-2
SW1-3
SW1-4
Normal Operating(Default)
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON
OFF
Compulsive Heating
Compulsive Cooling Rated Operating
Y/G
OR: Orange B: Black BL: Blue BR:Brown Y/G:
Yellow/Green R: Red W
: White
Tc: Condensing
Temp. Sensor
Ts: Compressor Suction
Temp. Sensor
Ta:
Ambient
Temp. Sensor
Td: Compressor Discharge
Temp. Sensor
Te: Defrosting
Temp. Sensor
Tc1(a/b/c/d/e):Condensing
Temp. Sensor
for Indoor Units a/b/c/d/e (Gas Pipe) Tc2(a/b/c/d/e):Condensing
Temp. Sensor
for Indoor Units a/b/c/d/e (Liquid Pipe)
*
The dashed part is optional.
OFF
Y/G
DISPLA
Y
ON
4
3
2
1
CN2
CN3
CN1
CN4
SW1
4
3
2
1
5
W
B
0150538079
OFF
OFF ON
4TXM2324BF300AA
C2
C1
A
B
To Center
Controller
OFF
OFF
ON
OFF
Time Defrost V
alid
L0
MODULE
LI
Reactor
A
C-L
A
C-N
U
W
V
CN10
B
W
OFF
OFF
ON ON
ON
Cooling & Heating
(Default)
Cooling Only Available
Heating Only Available
HP
CN12
CN13
LP
M
VDC
BL
N(-)
P(+)
C
ON8
C
ON9
CRANKCASE
HEA
TER
PGND
15V VSP
FB
SW7
CN15
CN14
CN24
CN25
Ts
Ta
Td
Te
C
B
A
C
B
A
CN23
CN5
4-
W
AY V
AL
VE
CN26
CN27
DC F
AN
MOT
OR
CN11
CN22
MODULE POWER
N-OUT
L-OUT
AC-N
AC-L
PE
CN32
CN31
L-OUT
N-OUT
B
W
CN1
1
TC1
TC2
OFF OFF
Quiet Operation : ON→A
vailable; OFF→Unavailable (Default)
ON
4
3
2
1
Gray
Gray
OR
To Indoor Units C
2
1
3
To Indoor Units B
2
1
3
Y/G
To Indoor Units
A
2
1
3
R
R
R
CN35
PE
CN43
CN41
CN44
B
W
LED_R
LED_R
LED_G
Y/G
Y/G
BL
BL
B
B
Definition of SW7
SW7-1
OFF
SW7-2
OFF
SW7-3
OFF
SW7-4
OFF
