Operation and Use
29
Main board of the input and output interface instructions below
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
Number
Sign
Meaning
0~10V OUT1
0~10V OUT2
PWM_OUT1
PWM_OUT2
PWM_IN1
PWM_IN2
DIN_2
DIN_1
0~5V_IN4
0~5V_IN3
0~5V_IN2
0~5V_IN1
AI/18
50k
AI/17
50K
AI/DI16
AI/DI15
AI/DI14
AI/DI13
AI/DI12
AI/DI11
AI/DI10
AI/DI09
AI/DI08
AI/DI07
AI/DI06
AI/DI05
AI/DI04
AI/DI03
AI/DI02
AI/DI01
+5V
+12V
CN1
CN2
CN3
Cn4
485_A1
485_B1
485_A2
485_B2
485_A3
485_B3
No use
No use
AC switch output
AC mode switch output
Water flow detection
No use
Remote Heat/Cool
Heat/Cool On/Off
No use
No use
No use
No use
System Exhaust temperature 1
DHW On/Off
Remote On/Off
Electric heating overload input
Water flow switch protection
The low-preesure switch 1
The high-preesure switch 1
Temperature of the EVI outlet of system 1
Temperature of the EVI inlet of system 1
Room Temperature
Water tank Temperature
No use
System1 Antifreeze 1 Temperature /Syetem 1 Coil temperature 2
System 1 suction temperature
Ambient temperature
System 1 coil temperature
Water output temperature
Water intput temperature
5V output
12V output
Electronic expansion valve 1 in system 1
Centralized control port
Electronic expansion valve of EVI in system 1
No use
Color screen/Inverter board/
DC fan speed regulation module
Centralized control
DTU
Hydraulic Module/
Содержание P10A
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