SBC PCD1 Series Manual page 119

Saia-Burgess Controls AG
RS-232 full on socket B2, Port #4 (M170 / M 480 only)
for external modem (DCE)
PCD2.F522
in the mode 1 x RS-232 full
Socket B2
PCD2.M170/M480
The jumper on the module must be in position 1x full RS-232.
Manual Manual PCD 1 / PCD 2 Series │ D ocument 26 / 737 EN22 │ 2 013-11-26
Screw terminal block,
socketB2
40 PGND
41 41 TXD
42 42 RXD
43 43 RTS
44 44 CTS
45 PGND
46 46 DTR
47 47 DSR
48 48 Reserve
49 49 DCD
Communication interfaces
Serial interfaces: socket B(1) or B2
D-Sub m
Modem
Cable
(ETCD) DCE
(e.g. Zyxel)
PGND
TX
RX
RTS
CTS
SGND
DTR
DSR
DCD
25-pol.
2
3
4
4
5
7
20
6
8
4-31