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3. Connect the signal cable connector to the communications port.
Communications
port (COM)
(Optional) Connecting the Signal Transfer Cable
4.2
If the signal cables are not long enough to connect to the inverter communications port,
connect a signal transfer cable.
Signal Definitions of the Terminal Block in the AC Adapter Box
Reser
Port
RS485-1
ved
Definit
–
A1-1
ion
(Invert
–
B1-1
er)
Definit
–
B-IN
ion
(Custo
–
A-IN
mer)
COM Port Signal Definitions
RS485-
Ripple Control
2
A1-2
A2
DIN1
B1-2
B2
DIN2
B-OUT
B2
DIN2
A-OUT
A2
DIN1
No. Definition No. Definition
1
485A1-1
3
485B1-1
5
–
7
485A2
9
485B2
11
–
13
–
15
–
DIN3
GND
DIN4
–
DIN4
–
DIN3
GND
2
485A1-2
4
485B1-2
6
–
8
DIN1
10
DIN2
12
DIN3
14
DIN4
16
GND
38
Inverter
Customer
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