SBC PCD1 Series - Page 16

Saia-Burgess Controls AG
Manual Manual PCD 1 / PCD 2 Series │ Document 26 / 737 EN22 │ 2013-11-26
Guidance
2-3
PlanninganapplicationwithPCD1/2/3components
2

 Checkthatthemax.supplycurrentfortheCPUissufcient;itgenerallyshould
be.Inextremecases,switchtoPCD3expansionunits.

Estimate consumption from the 24 Vsupply.Useestimatedvaluesfromthe
section on “Hardware”.
Theseestimatedvaluescanbefoundinsection3.8.5,“Powerconsumptionof
PCD2/PCD3input/outputmodules”.
Note that in most applications the outputs place the heaviest load on the 24 Vsup-
ply.For16outputswithaloadcurrentof0.5 Aeach,theloadingwillbe8 A with all
outputs connected.