Rs232 (System Port) - Eaton XV-102 Operating Instructions Manual

5.3.4
Wiring

RS232 (System Port)

The RS232 interface is not electrically isolated.
CAUTION
Non-isolated interfaces
The device may be damaged due to potential differences.
The GND terminals of all bus stations must be connected.
Fig. 12 RS232 interface (9-pin, D-Sub, male, UNC)
Pin Signal
1 DCD
2 RxD
3 TxD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Tab. 9 Pin assignment of the RS232 interface
Shielded cables must be used.
The maximum baud rate depends on the cable length:
Cable length
2.5 m
5 m
10 m
15 m
30 m
Tab. 10 Relationship of cable length / baud rate
XV-102 Micro Panel MN04802004Z-EN—February 2013 www.eaton.com
www.comoso.com
1 2 3 4 5
6 7 8 9
Assignment
Data Carrier Detected
Receive Data
Transmit Data
Data Terminal Ready
Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator
Max. baud rate
115200 Bit/s
57600 Bit/s
38400 Bit/s
19200 Bit/s
9600 Bit/s
5 Installation
5.3 Interfaces
29