Norsup P31V/32 - Page 27

4. OPERATION AND USE
24
+5V
+5V (output)
25
+12V
+12V (output)
26
GND
485_B1
485_A1
12V
Frequency conversion board communications
27
28
29
30
GND
485_B2
485_A2
12V
Color line controller communication
31
32
33
34
CN9
Electronic expansion valve
35
GND
485_B3
485_A3
12V
The port for centralized control system
36
37
38