Azbil DCP31 - Events 1 to 3, Time events 1 to 5

5-3
Chapter 5. FUNCTIONS

Events 1 to 3, Time events 1 to 5
Ineventconfigurationdatasetup,theyareusedaftersettingthe
eventtype,eventstandby,hysteresisandONdelaytime.Atotalof
foureventtypeswhicharePVtypeevents,controllerstatusevents,
timeeventsandsegmentnumbereventsareavailable.
Segmentnumbereventscanbesetbytimeevents1to5only.
Intheconstant-valueoperationmode,thetimeevents1to5donot
function.

PV type events
• Basicspecifications
 ThenextpageshowseventtypePV,deviation,absolutevalue
deviation,SP,MVandMFB.Inthefigures,thethicklinesshow
ON-OFFchangesinstate.TheupperlineexpressestheONstate,
andthelowerlinetheOFFstate.
 EVandHstandforeventsettingvalueandhysteresis,respec-
tively.OutputintheREADYstateisOFF.
• Eventstandby
 EventsfunctionasfollowswheneventstandbyhasbeensettoON:
 - Ifthecontrollerisinthe
stateinthefigurewhenchanging
fromtheREADYtotheRUNmodeandafterrestoringthe
power,operationisthesameaswheneventstandbyissetto
OFF.Theup-facingarrowinthefigureindicatesachangeto
ON,andadown-facingarrowindicatesachangetoOFF.
 - Ifthecontrollerisoutsidethe
stateinthefigurewhen
changingfromtheREADYtotheRUNmodeandafterrestor-
ingthepower,thestateisOFF.Afterenteringthe
state,the
up-facingarrowinthefigureindicatesachangetoON,anda
downfacingarrowindicatesachangetoOFF.
• EventONdelay
 TheeventNo.toapplythedelaytoandthedelaytimecanbeset
regardlessofeventtype.“Delay”functionstoturnoutputON
whentheeventiscontinuouslyONforthepresetdelaytimeafter
theeventOFF→ONconditionissatisfied.
 WheneventONdelayiscombinedwitheventstandby,event
standbymustfirstbecanceledbeforeeventONdelayfunctions.