
Saia-Burgess Controls AG
Manual PCD2.F2xxx serial interface
modules │ Document 27-649 ENG02 │ 2018-08-15
Module description
PCD2.F2xxx serial interface modules
1-8
1.4
Module variants
1.4.1
RS-422/485 on module - PCD2.F2100 port x.0
The PCD2.F2100 module contains two different interface types on port x.0, RS-
422 with RTS/CTS and RS-485 (electrically connected). The line terminator is
integrated into the module and can be connected to the module via a switch.
Switch for
network terminator
port x.0 (RS-485)
O
C
RS-422 connection
Port x.0
RS-422
10 pin spring-loaded terminal block
0 PGND
Tx
1
2
/Tx
Rx
3
4
/Rx
PGND 5
6
RTS
/RTS 7
8
CTS
/CTS 9
The line terminator in RS-422 mode occurs at 150 Ω in all cases on the
PCD2.F2100 module.
PGND 10
TX 11
/TX 12
RX 13
/RX 14
PGND 15
RTS 16
/RTS 17
CTS 18
/CTS 19
PGND
TX
/TX
RX
/RX
SGND
RTS
/RTS
CTS
/CTS
Pin
RS-422
Peripherie-
device
Terminal
1