Hardware Manual for the PCD2.M5 Series│Document 26/856; Version EN 12│2014-07-24
Saia-Burgess Controls AG
PCD2 CPUs
PCD2.M5_ Classic CPUs and expansion housings
3-13
3
Connections for PCD2.C2000 expansion housing
LEDs
24 VDC (yellow):
●
Supply present (19 V...32 VDC)
Power fail (red):
●
Short-circuit (+5 V or V+ not present)
Expansion connection
Frontview
This connector can be used to connect the
PCD2.C2000/C1000 expansion housing to further
PCD2.C2000/C1000 units, with the PCD2.K010 con-
nector or with connection cables. This allows up to
1023 digital I/Os to be supported.
Power supply to expansion housings
Pin Designation
Meaning
29
Power fail
+5 V or V+ not present
28
Power good
Power supply present
27
COM
Shared connection
26
n.c.
not connected
25
n.c.
not connected
24
-
GND
23
-
GND
22
+
+24 V
21
+
+24 V
20
+
+24 V