Edition EN03

Manual PCD2.W525&PCD3.W525│Document 26/853; Edition EN03│2013-09-18
Saia-Burgess Controls AG
Function
Hardware
1-4
1
1.3.3 Filter
● Inputs
 Therearetwofactors,whichhavelteringeffectstotheacquiredvalues:
○ Thebasehardwarelterwithatimeconstantof2ms.Thislterattenu-
  atestheinputsignalby6dB/decadeatacut-offfrequencyof80Hz.
○ Thesecondinuenceiscausedbysoftwareandresultsinadelayof
  theacquiredvaluefor2mswithanotchltercharacteristicsat500Hzif
  nosoftwarebased50Hz/60Hzlterisselected.
 Incaseofuseofa50Hz(60Hz)lter,thenotchlterfrequencyis50Hz
 (60Hz);thedelayremainsthementioned2ms.
● Outputs
 Thereisonlythehardwarebasedlterwithatimeconstantof1ms,whichis
active