Operator Panel Drawings
6
Operator Panel Drawings
6.1 Connectors
Pos
Connector
Description
1
Ground screw
Screw to connect functional grund
2
Power supply
3-pin screw connector, +24V DC (18-32V DC)
3
COM-A
DSUB (9-pin, female), serial communication port
4
LAN-A
RJ 45 (shielded), 10/100Mbit
5
USB-A
USB 2.0 Host, max output current 500 mA
6
COM-C screw
Screw to connect COM-C cable shield
7
COM-C
3-pin screw connector
COM-A
Serial port pin assignment
Pin
COM 1
COM 2
COM 3
1
RS422 TX+ or
RS485 Tx+/Rx+
2
RS232 RxD
3
RS232 TxD
4
RS422 RX+
RS485 Tx+/Rx+
5
GND
GND
GND
6
RS422 TX- or
RS485 Tx-/Rx-
7
RS232 RTS
8
RS232 CTS
9
RS422 RX-
RS485 Tx+/Rx-
The connector supports up to three independent serial communication channels and
can be configured for RS-232 and RS-422 or 2×RS-485.
Beijer Electronics, MAEN331
15
