A200/A100 Hardware
Example of connection with Allen−Bradley PLC
ICH A series
Wire
Pin
Signal
color
1
Red
TXD
2
White
RXD
3
Black
RTS
4
Yellow
CTS
5
Blue
DSR
6
GND
Green
7
DCD
Brown
8
Gray
DTR
Cover
Shield
–
Allen−Bradley: SLC500
Pin
Short
Short
Cover
4.2
COM port (Data output, VBT Ver. 2)
Signal
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
DSR
6
7
RTS
8
CTS
9
−
Shield
Serial (RS−232C) Ports
4 − 9