Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG Communication interfaces
5
5-22
Serial interfaces on I/O module slots 0 - 3
5.5.5 Portx.0:RS-232onthemodulPCD2.F2210(formodem)
The line termination for Port x.0 is integrated into the module and can be enabled by
means of a switch on the module. On the base plate next to the switch are the codes
'O' for OPEN and 'C' for CLOSED.
ThePCD2.F2210moduleoffersacompleteRS-232interfaceonPortx.0.Thisportis
intended mainly for modem connections such as RTS/CTS, DTR/DSR and DCD.
RS-232 connection
RS-232
0 PGND TxD 1
2 RxD RTS 3
4 CTS PGND 5
6 DTR DSR 7
8 COM DCD 9
10-pole spring terminal block
RS-232 connection to DTE:
0 PGND
1 TXD
2 RXD
3 RTS
4 CTS
5 PGND
6 DTR
7 DSR
8 Reserve
9 DCD
PGND
TX
RX
RTS
CTS
SGND
DTR
DSR
DCD
cable
Peripherie
device (DTE)
RS-232 connection to DCE:
PGND
TX
RX
RTS
CTS
SGND
DTR
DSR
DCD
cable
Modem
(ETCD) DCE
0 PGND
1 TXD
2 RXD
3 RTS
4 CTS
5 PGND
6 DTR
7 DSR
8 Reserve
9 DCD