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Saia-Burgess Controls AG
Manual
Manual PCD 1 / PCD 2 Series
│ Document 26
/
737 E
N22 │ 2013-11-26
5
Input/output (I/O) modules
5-37
Digital output modules, electrically isolated
LEDs and connection terminals
Bus connector
Bus interface
Relay
LEDs
Screw terminals
Supply 24 VDC for Relay coils
Relay contacts A0 to A5
9
8
7
6
5
4
3
2
1
0
A0
A1
A2
0-2
3-5
A3
A4
A5
A0
A2
A1
A3
A5
A4
Output circuits and terminal designation
8
9
A4
6
7
I/O Bus
PCD Bus
3-5
4
5
A1
2
3
A0
0
1
0-2 A2
A3
A5
Relay contacts
Terminals
24 VDC
3 relay contacts have
one common terminal
Address
LED A5
Relay energized (contact closed): LED on
Relay reset (contact open):
LED off
24 V
DC
must be connected to the +/- terminals.
Watchdog: This module can be used on all base addresses; there is no interaction with the
watchdog on the CPUs. For details, please refer to the
“Watchdog” section
, which describes
the correct use of the watchdog in conjunction with PCD2 components.
LED
Output
0
A0
1
A1
2
A2
3
A3
4
A4
5
A5