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6. Appendix
Number
Sign
Meaning
2
4
2
5
2
6
2
7
2
8
2
9
30
31
32
33
34
35
36
37
38
Notes:
When the unit uses EC fan, PWM-IN port is used for feedback input of EC fan by default,
and AI/DI11 port is used as master-slave switch by default; when the unit uses non-EC fan,
PWM-IN port is used as master-slave switch by default, and AI/DI11 port is used as
anti-freezing protection switch by default.
28
+5V (output)
+
12
V (output)
Frequency conversion board communications
LED controller communication
Electronic expansion valve
The port for centralized control
Содержание GIA-SWP-O-070LIO
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