'19 • SCM-SM-276
-
162
-
Notes 1. indicates wiring on site.
2. See the wiring diagram of outdoor unit about the line between
indoor unit and outdoor unit.
3. Use twin core cord（0.3mm
2
）at remote control line.
See spec sheet of remote control in case that the total length is more
than 100m.
4. Do not put remote control line alongside power source line.
5. Section 1（※1）shows
electric circuit of motion sensor（Option）.
FMi1
RD
RD
1
2
CNI
BL
FS
CNZ
CNC
For HA
WH
RD
RD
t°
Control PCB
RD
YE
t°
YE
BK
t°
BK
1
2
3
4
5
6
BK
t°
BK
1
2
XR1
XR2
XR3
XR4
1
2
3
4
5
6
+12
SW2
SW6
SW5
SW7
LED・2 LED・3
X
Y
1
3
X
Y
t°
TB2
WH
BK
WH8
9
10
11
12
CNW2
WH
CNW1
WH
CNB
WH
CNN
YE
CNH
BK
CNT
BL
（Operation）
（Heating）
（Compressor ON）
（Inspection）
Thc
Thi-R1
Thi-R2
Thi-R3
Thi-A
WH
WH
WH
WH
Remote control
WH
WH
WH
WH
WH
WH
WH
WH
5
6
7
2
3
4
1
CNR
WH
1
2
DM
M
RD
WH
+12
8
9
10
11
12
5
6
7
2
3
4
1
1
PIS
CNG
BL
CNV2
BK
2
4
3
1
3
Option
WH
BK
RD
WH
RD
BK
Prepare on site
M
1 4 5 6 7
RD
F3
（2A）
CNM1
WH
Power PCB
Power circuit
BL
or
BK
BR
or
WH
WH
or
BL
OR
or
YE
※1
BL
3
1
WH
CNW3
WH
1
2
WH
RD
YE／GN
3
5
CNW0
WH
1
3
YE／GN
TB1
F1（3.15A）
L
CNWR2
WH
BK
F2（3.15A）
Earth
The line between
21
3
Power source line
Signal line
indoor unit and outdoor unit
1
2
CNTA
BL
（Remote operation
input:volt-free contact）
+12
Prepare on site
XR5（Remote operation
input:volt-free contact）
FMi1
FS Float switch
Indication lamp（Red-Inspection）
Indication lamp（Green-Normal operation）
LED・3
LED・2
ConnectorCNB-Z
Model capacity settingSW6
Operation check,drain pump motor test runSW7-1
SW5
Temperature sensor （Remote control）
Temperature sensor （Heat exchanger）
Temperature sensor （Return air）
Thc
Thi-R1,2,3
Thi-A
TB2 Terminal block（Signal line）（ □ mark）
TB1 Terminal block（Power source）（ □ mark）
Remote control communication address
SW2
Plural units Master／Slave setting
L Reactor
F1-3 Fuse
Fan motor
Drain pump motorDM
Motion sensorPIS
Closed-end connector■mark
BK Black
Blue
Color Marks
BL
Mark Color
BR Brown
OrangeOR
RedRD
WH
Yellow
White
Yellow／Green
YE
YE／GN
Item Description
Meaning of marks
(d)
Duct connected-Low / Middle static pressure type (FDUM)
Model FDUM50VH
PJG000Z488
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