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Easy Electronics xLogic Micro PLC - Latching Relay

Easy Electronics xLogic Micro PLC
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138
Timingdiagram
fa=Inputfrequency
Descriptionofthefunction
ThetriggermeasuresthesignalsatinputFre.ThepulsesarecapturedduringaconfigurableperiodG_T.
Qissetorresetaccordingtothesetthresholds.Seethefollowingcalculationrule.
Calculationrule
Ifthethreshold(On)>threshold(Off),then:
Q=1,iffa>=On
Q=0,iffa<Off.
Ifthethreshold(On)<threshold(Off),thenQ=1,if
On<=fa<Off.
6.5.16Latchingrelay
Shortdescription
AsignalatinputSsetsoutputQ.AsignalatinputRresetsoutputQ.
NoparameterofLatchingrelaycanbeset/modifiedinparametermode.
Connection Description
Input S SetoutputQwithasignalatinputS(Set).
Input R ResetoutputQwithasignalatinputR(Reset).OutputQis
resetifSandRarebothset(resethaspriorityoverset).
Parameter Retentivity set(on)=thestatusisretentiveinmemory.
Output Q QissetwithasignalatinputSandremainssetuntilitis
resetwithsignalatinputR.

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