Appendix; Connection Of Pcb Illustration; Connections Explanation - Oasis C8b Installation Instructions Manual

6. APPENDIX

6.1 Connection of PCB illustration

6.2 Connections explanation

NO Symbol .
1
Live line
AC-L
2
Null line
AC-N
3 RO 01
Compressor 1 output(220VAC)
4 RO 02
Compressor 2 output(220VAC)
5 RO 03
High speed of fan output(220VAC)
6 RO 04
Low speed of fan output(220VAC)
RO 05
7
Water pump output(220VAC)
8 RO 06
4-way valve output(220VAC)
9
RO 07
Electric heater output(250VAC)
10 RO 08
Spray valve output(220VAC)
RO 09
11
Alarm system output(220VAC)
12
DI/DO 1
Mode indicator output
13
DI/DO 2
Emergency switch output
DI 01
14
Flow rate input
15
System 1 high pressure protection input
DI 02
16
DI 03
System 1 low pressure protection input
17 DI 04
System 2 high pressure protection input
18
DI 05
System 2 low pressure protection input
19 NET GND 12V
Connecting to the remote controller
20
DI 06
Phase sequence protection
PC4001
NO Symbol .
Meaning
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
22
Meaning
DI 07
Water flow switch protection input
Electric heater overload protection input
DI 08
DI 09 Compressor 1 overload protection input
DI 10 Compressor 2 overload protection input
DI 11
System protection input
DI 12 Emergency switch input
Water input temperature input
AI 01
Water output temperature output
AI 02
System 1 fan coil temperature input
AI 03
System 2 fan coil temperature input
AI 04
Ambient temperature input
AI 05
AI 06 System 1 antifreeze temperature input
AI 07
System 1 antifreeze temperature input
AI 08 System 1 suction temperature input
System 2 suction temperature input
AI 09
AI 10
No use
AI 11(50K)
System 1 discharging temperature input
AI 12(50K)
System 2 discharging temperature input
CN1
System 2 electric expansion valve output
CN6 System 1 electric expansion valve output