Saia-Burgess Controls AG
Manual I/O-modules for PCD1 │ PCD2 series │ Document 27-600 – Release ENG09 │ 2019-05-01
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I/O modules PCD1|PCD2
PCD2.A210
5
LEDs and connection terminals
9
8
7
6
5
4
3
2
1
0
A0
A1
A2
A3
A0
A1
A2
A3
Bus
Bus interface
Relay
Contact protection
LED
Screw terminals
Relay contacts A0 to A3
Supply 24 V
DC
for Relay coils
Output circuits and terminal designation
A0
1
8
9
A3
6
7
0
I/O
B
us
P
C
D
B
us
Contact
protection
Relay
contacts
Terminals
24 VDC Isolated contacts
Address-
LED A3
Relay energized (contact open): LED on
Relay reset (contact closed):
LED off
24 V
DC
must be connected to the +/- terminals.
Watchdog: This module can be used on all base addresses; there is no interac
-
tion with the watchdog on the CPUs. For details, please refer to the
section A4
“Hardware Watchdog”
, which describes the correct use of the watchdog in con-
junction with PCD components.
LED
Output
0
A0
1
A1
2
A2
3
A3