6.APPENDIX
1.Connection of PCB illustration
3
OUT3
OUT4
OUT5
AC-N
CN2
CN1
Connections explanation
No.
Symbol
1
OUT1
2
OUT2
OUT3
3
4
OUT4
OUT5
5
AC-N
6
NET GND 12V
7
DI01 GND
8
DI02 GND
9
DI03 GND
10
11
DI04 GND
12
DI05 GND
13
DI06 GND
AI01 GND
14
AI02 GND
15
16
AI03 GND
AI04 GND
17
AI05 GND
18
AI06 GND
19
20
CN1
21
CN2
22
CN6
23
CN19
24
5V CN16 GND
OUT1
OUT2
3
4
4
PC1001
PC1001
Compressor of system1 220-230VAC
Water pump 220-230VAC
4way valve
Fan motor 220-230VAC
No use
Neutral wire
Wire controller
On/Off Switch(input)
Flow switch (input)
Low pressure switch
High pressure switch
No use
No use
Suction temp.(input)
Water in temp.(input)
Water out temp.(input)
Coil Temp. ( input)
Ambient temp.(input)
Ajustable fan speed/Exhaust temperature
Primary transformer
Secondary transformer
No use
No use
No use
CN19
CN6
CN4
GND
AI06
GND
AI05
GND
AI04
GND
AI03
GND
AI02
GND
AI01
+5V
CN16
GND
CN3
Meaning
220-230VAC
17