6.2.1 COMM-D-SUB 9 PIN
Terminal:. 220V Type (3A~15A)
D-SUB9 PIN
terminal,define communication signals,include RS232 / RS485 / RS422,
Switch to a different communication by Hardware wire,please refer to wiring as below。
COMM
( D-SUB-9
PIN)
PIN
Signal
1
V5
2
232TX
3
232RX
4
RXSW
5
VSS
6
V5
7
485-A-
8
485-B
9
VSS
RS232
Connection Recommend
PIN
Signal
Description
4
RXSW
Do not care
2
232TX
3
232RX
5,9
VSS
0V (internal Gnd)
RS485
Connection Recommend
PIN
Signal
Description
4
RXSW
Connect V5
(Pin1
or
Pin6)
7
485-A
8
485-B
5,9
VSS
0V (internal Gnd)
21
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