Xinje OP325-A - 3-14-2．Communication Parameters; 3-14-3．Cable Connection

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3-14-2．Communication parameters
OP software settings
Parameters Recommend
settings
Choices of settings Note
PLC type Emerson
EC20 series
PLC
Choose correct PLC type in OP20
Port
RS232
RS232/RS485
Data bit
8
7/8
Accord with PLC port parameters
Stop bit
1
1/2
Accord with PLC port parameters
Parity
Even parity
Even / odd / no parity
Accord with PLC port parameters
Baud rate
9600
4800/38400/9600/
115200/19200/187500
Accord with PLC port parameters
Station no. 1 0~255
Emerson EC20 series PLC: 9600, 8, 1, even parity, station no.1
3-14-3．Cable connection
1. Emerson EC20 PLC COM0 (RS232):
EMERSON-EC20 series CPU
OP COM0 RS232
9-pin D-type female port 8-pin male port
（Diagram 1— fit for OP all series）
2. Emerson EC20 series PLC COM1 (RS232):
EMERSON-EC20 series CPU
OP COM1 RS232
9-pin D-type female port 5-wire terminal
（Diagram 2— fit for OP all series）