Azbil DCP31 - Page 72

5-8
Chapter 5. FUNCTIONS

Time events
Whentheevent1to3typeissettotimeevent,theeventcanbeused
inthesamewayastimeevents1to5.However,notethatevents1to
3donothavesegmentNo.eventfunctions.
Thoughtheeventstandbyfunctiondoesnotfunction,theONdelay
functiondoes.
TheONandOFFtimesoronlytheONtimecanbesetforeach
eventNo.andsegment.
ThefollowingdescribesON/OFFofoutput:
• WhentheONtimeissmallerthanthe
OFFtime,outputisONfortheduration
fromtheONtimetotheOFFtime.
(Seesegments1,6and7inthefigure.)
• WhenonlytheONtimeisset,outputis
ONfortheduringfromtheONtimeto
thesegmentendpoint.
(Seesegments2and5inthefigure.)
• WhenboththeONtimeandOFFtime
arenotset,outputisOFF.
(Seesegment3inthefigure.)
• SettingonlytheOFFtimewithoutan
ONtimeisnotpossible.
(Seesegment3Binthefigure.)
• SettinganONtimetobegreatertoor
equalthantheOFFtimeisnotpossible.
(Seesegment3Cinthefigure.)
• OnlyONandOFFtimessetwithinthe
segmenttimearevalid.Timesstrad-
dlingthenextsegmentareinvalid.
TheONandOFFtimessetinthenext
segmentarevalid.
(Seesegments4and5inthefigure.)
 Accordingly,
theONandOFFtimes
settingsatthesegmentendpointare
ignored.
Segment 1
ON time
OFF time
Output ON
Output OFF
ON
<
OFF
Segment 2 3
ON time
OFF time
Output ON
Output OFF
Output turns OFF at
end of segment even if
OFF time is not set.
Segment 3B 3C
ON time
OFF time
Output ON
Output OFF
No ON
ON
=
OFF ON
>
OFF
Segment 4
Segment time
5
ON time
OFF time
Output ON
Output OFF
ON-OFF time is invalid
if set in excess of
segment 4 time.
Advance to
segment 5