Midea C Series User Manual

AC Fan Coil Unit Two-pipe Wall-
mounted Series
- 16 -
10. Wiring Diagrams
NOTE:
1.ALARM: Error codes or protections occurred , a closed signal output.
2.ON/OFF
：
Short circuit, forced off; otherwise, all the controllers available.
0
1
POWER
CN10
EYX
N L
BLUE
BLUE
WHITE BLUE
DC FAN
CN24
S3
1 2 3 4
ON
S2
1 2 3 4
ON
S1
1 2 3 4
ON
CN18
WATER
CN3
ON/OFF
PUMP
CN11
CN8
T2H
T2C T1
CN5
CN31 CN32
CN2
SWING
EARTH
BLACK
ONLY 4 PIPE
RED
G/Y
G/Y
CN23
E
Y
X
TO CCM.
COMM.BUS
CN15
CN21
G/Y
DC FAN
M
M
PUMP
ALARM
CN12
T2H
ONLY 4 PIPE
CN16
N L M H HH
AC FAN
WHITE
CAP
WHITE
CN28
CN1
TRANS IN
P1
24VAC 0-10V
GND
CN25
CN22
CN17
0-10V Wire
Controller
0-10V
GND
K1
TRANS
E
Q
P
TO U PPER UNIT
CN27
21
POWER IN
BROWN
BROWN
ACN
CN29
ACN
CN14
VALVE-H
CN6
VALVE-C
CN7
CN33
CN13
CN26
CN19
L
N
POWER
BLACK
Power supply
is grounded
Control board
is grounded
XT1
XT2
TO ON/OFF
SWITCH
DISPLAY
BOARD
Controller
Wir e
XP4XS4
SWITC H BOARD
DEFAULT SETTING
SW1
1 2
ON
ENC2
V1V2
RED RED
ONLY AC
ONLY DC ONLY DC
EARTH
HEAT
XS5
XS6
XP6
XP5
XP1 XS1
ONLY DC
XP2 XS2
T2C
ONLY DC
XP3 XS3
T1
ONLY DC
S1-1
S1-2
S1-3
S1-4
2 pipe
4 pipe
Without force
blowing(default)
Force Blowing
Normal anti-cold
wind(default)
High temperature
anti-cold wind
Turn on E-heater and
heating valve (default
）
Turn on E-heater,
turn off heating valve
S1
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
S2-1/2
S2-3/4
Temp.compensation value is
0 under cool mode(default)
Temp.compensation value is
1 under cool mode
emp.compensation value is
2 under cool mode
Temp.compensation value is
3 under cool mode
Temp.compensation value is
3 under heat mode(default)
Temp.compensation value is
1 under heat mode
Temp.compensation value is
6 under heat mode
Temp.compensation value is
8 under heat mode
S2
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ON
1 2 3 4
ENC 2
SW1
&
0
8
0
8
0
8
0
8
1
ON
2
1
ON
2
1
ON
2
1
ON
2
Address
0-15
Address
16-31
Address
32-47
Address
48-63
SWITCH FO R
ADDRESS SETT ING
‘ 0-F’of the ENC2 an d
‘ ON /OF F’of t he SW1,the
diff e rent posi t ion
represe nt s a di ff ere nt
add ress. Is be combine d
64 adre ss (0-6 3)

Midea C Series Specifications

General

Brand	Midea
Model	C Series
Category	Air Conditioner
Language	English