Duratech Dura Pro 12, Installation Instructions Manual

Page: 20 / 27

20
5. Wiring diagrams
5.1 Wire control interface diagram and definition
5.2 Controller interface diagram and definition
Function Terminal
Not used R
R
485B B
B
12V power + V
V
485A A
A
Not used T
T
GND (power -) G
G
CN7
CN9
J2
R485B1
GND
L
RLY1 OUT2 OUT3 OUT4 OUT5
R485A1
+12V
CN2
+12V +5V
0~
10V
-OUT
PWM-OUT
AI12
AI/DI
11
AI/DI
10
AI/DI
09
PW
M
-I
N
AI/DI
08
AI/DI
07
AI/DI
06
AI/DI
05
AI/DI
04
AI/DI
03
AI/DI
02
AI/DI
01
0~5
V
-I
N
R485A2
+12V
CN8
R485B2
GND
GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND
L
N
A B GND 12V
YEL
RED
BLK
COMP
U V W
U W
V
L
N
L N 1 2
L
N
N
EEV
5
4V
TC
24V
2
2
FS
FS FS LP LP HP HP
LP HP
t
5K
SUT
SU
T
SU
T
t
5K
IT
IT IT
t
5K
OT
OT OT CT CT
t
5K
CT
AT AT
t
5K
AT
N
N
4V
1
3
2 4
5
6 7
8
01
K2
P
N
N N
N N
FM
ET
ET
YEL
BLK
WHT
RED
4
Controller
YE
L
4
8
5B
-
BLK
G
ND
RE
D
12
V
WH
T
48
5A+
DCFAN1
220-240V~/50Hz
L
：
K2
N
N
N
N
N
1
3
2 4
5
6 7
8
02
L
L
K2
L N
L
L L
RED BL
U
TO POWER
SUPPLY
TO
PUMP
Pressure sensor
（
SUT
）
RE
D
BL
K
WHT
t
50K
ET
AT ： Ambient temperature
COMP ： Compressor
CT ： Coil temperature
FM ： Fan motor
IT
：
Inlet water temperature
LP
：
Low pressure protection
OT
：
Outlet water temperature
FS ： Flow switch
HP
：
High pressure protection
SUT
：
Suction temperature
EEV ： Electronic expand valve
ET ： Exhaust temperature
TC
：
Transformer
4V ： 4 way valve
K2
：
Relay of pump
RED BLK WHT
AC-N1
3 4
4
Remote
ON/OFF