Hardware Manual

Hardware Manual PCD 1 / PCD 2 Series│Document 26 / 737│Edition EN 15│2008-07-22

Saia-Burgess Controls AG

Power supply and connection plan

CPUs and expansion housings

3

3.9.3 Internal power supply

23

24

22

23

20

21

22

+5 V

CLR

+V

39 V

PTC

20

21

0 V

PCD1 PCD2

DC

DC

Voltage

monitor 5 V

Bus PCD2

Supply 24 V

DC

DC

DC

LED

24 V

(16...24 V)

3.9.4 Capacity of internal power supply

Starting from the base units, the following currents are available for the plug-in

modules:

+5 V:

PCD1: : 750 mA

PCD2.M110/M120 : 1600 mA (before hardware version H: 1100 mA)

PCD2.M150/M170 : 1600 mA

PCD2.M480 : 2000 mA

+V (16...24 V) :

PCD1: : 100 mA

PCD2: : 200 mA