Device Description Embedded HMI-PLC XV-23x-57
Hardware
Commissioning
4.6.3 S
YSTEM
P
ORT
(RS232)
The System Port is a standard RS232 interface. The interface is not isolated.
Connector assignment
Pin no.
Signal
Description
1
DCD
Receive
signal
2 RxD
Receive
data
3 TxD
Transmit
data
4
DTR
Data terminal ready
5
0 V
Reference potential
6
DSR
Ready for operation (Data
Set Ready)
7
RTS
Request to send
Connector
9pole
8
CTS
Clear to send
DSub male
9
RI
Ring indicator
Case Shield
Cable
shield
5
9
4
8
3
7
2
6
1
The RS232 interface is not isolated.
The maximum baud rate is 115200 Kbit/s.
Î
Further information: Installation instructions, General wiring instructions [1]
16
12/05 AWB2776-1581GB
© by Moeller GmbH