Communication Ports - ABB CP435 Installation And Operation Manual

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Communication Ports

COM1, a 9-pin female connector, is used to connect the operator terminal to a
controller via RS232 or RS485.
COM2, a 25-pin female connector, is used to connect the operator terminal to
a controller via RS232, RS422 or RS485.
COM3, a 9-pin female connector, is used to connect the operator terminal to a
controller via RS422 or RS485.
Note:
Make sure that the connection is in accordance with the setting of the dip switches,
for example RS485 corresponds to SW10 and SW11 = ON. See section
Pin Function
1 RS485+
2 RS232 RXD
3 RS232 TXD
4 N/A
5 Signal ground
6 RS485-
7 RS232 RTS
8 RS232 CTS
9 Optional;
+5V@100mA output
ABB, 1SBC159108M0201
Pin Function
1 RS422 TX+ (RS485+)
2 RS422 CTS+
3 RS422 CTS-
4 RS422 RX+
5 Signal ground
6 RS422 TX- (RS485-)
7 RS422 RTS+
8 RS422 RTS-
9 RS422 RX-
Communication Ports
4 Dip Switches.
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