19
Evo Control 17 & 25 Manual
7.6 PCB Connection
7.6.1 PCB Connection of Evo Control 17
No. Symbol
Meaning
No. Symbol
Meaning
1
AC-L
Live line
22 DI 08
Electric heater overload protection input
2
AC-N
Null line
23 DI 09
Compressor 1 overload protection input
3
RO 01
Compressor 1 output(220VAC)
24 DI 10
Compressor 2 overload protection input
4
RO 02
Compressor 2 output(220VAC)
25 DI 11
System protection input
5
RO 03
High speed of fan output(220VAC)
26 DI 12
Emergency switch input
6
RO 04
Low speed of fan output(220VAC)
27 AI 01
Water input temperature input
7
RO 05
Water pump output(220VAC)
28 AI 02
Water output temperature output
8
RO 06
4-way valve output(220VAC)
29 AI 03
System 1 fan coil temperature input
9
RO 07
Electric heater output(250VAC)
30 AI 04
System 2 fan coil temperature input
10 RO 08
Spray valve output(220VAC)
31 AI 05
Ambient temperature input
11 RO 09
Alarm system output(220VAC)
32 AI 06
System 1 antifreeze temperature input
12 DI/DO 1 Mode indicator output
33 AI 07
System 1 antifreeze temperature input
13 DI/DO 2 Emergency switch output
34 AI 08
System 1 suction temperature input
14 DI 01
Flow rate input
35 AI 09
System 2 suction temperature input
15 DI 02
System 1 high pressure protection
input
36 AI 10
No use
16 DI 03
System 1 low pressure protection
input
37 AI
11(50K)
System 1 discharging temperature input
17 DI 04
System 2 high pressure protection
input
38 AI 12
(50K)
System 2 discharging temperature input
18 DI 05
System 2 low pressure protection
input
39 CN1
System 2 electric expansion valve output
19 NET GND
12V
Connecting to the remote controller 40 CN6
System 1 electric expansion valve output
20 DI 06
Phase sequence protection
41 CN4
Burning program interface
21 DI 07
Water flow switch protection input
42 CN5
RS485 interface
Содержание Evo Control 17
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