Alarm L Atching ( Prog > A Lm.1, A Lm.2 > L Tch); Alarm P Ower-­-On B Ehavior ( Prog > A Lm.1, A Lm.2 > A .P; Alarm O N D Elay ( Prog > A Lm.1, A Lm.2 > D E - Omega PLATINUM Series User Manual

PLATINUM S eries M eters U ser's G uide
7.3.7 Alarm L atching ( PRoG > A LM.1, A LM.2 > L tCH)
Select t he A larm L atching ( LtCH) p arameter.
Navigate t o t he d esired o ption. O ptions i nclude t he f ollowing:
No – Alarm d oes n ot l atch ( factory d efault); t he A larm t urns o ff w hen t he P rocess
•
Value r eturns t o a n on-­‐Alarm c ondition
yES – Alarm l atches; e ven i f t he P rocess V alue r eturns t o a n on-­‐Alarm c ondition, t he
•
Alarm c ondition r emains a ctive a nd m ust b e u nlatched u sing
botH – A larm l atches a nd c an b e u nlatched e ither b y u sing
•
panel o r v ia t he d igital i nput
RMt – Alarm l atches a nd c an b e u nlatched o nly v ia t he d igital i nput
•
Select t he i ndicated o ption.
7.3.8 Alarm N ormally C losed, N ormally O pen ( PRoG > A LM.1, A LM.2 >
CtCL)
Select t he A larm N ormally O pen o r N ormally C losed ( CtCL) p arameter.
Navigate t o t he d esired o ption. O ptions i nclude t he f ollowing:
N.o. – Normally o pen: o utput i s a ctivated w hen t he A larm c ondition i s m et ( factory
•
default)
N.C. – Normally c losed: o utput i s a ctivated i n n ormal c onditions, b ut t urned o ff i n
•
the A larm c ondition
Select t he i ndicated o ption.
7.3.9 Alarm P ower-­‐On B ehavior ( PRoG > A LM.1, A LM.2 > A .P.oN)
Select t he A larm P ower-­‐On B ehavior ( A.P.oN) p arameter.
Navigate t o t he d esired o ption. O ption i nclude:
yES – Alarms a re a ctive a t p ower-­‐on a nd d o n ot r equire c rossing t he S etpoint
•
(factory d efault)
No – Alarms a re i nactive a t p ower-­‐on; t he p rocess r eading m ust c ross t he A larm
•
condition b efore b eing a ctivated
Select t he i ndicated o ption.
7.3.10 Alarm O n D elay ( PRoG > A LM.1, A LM.2 > d E.oN)
Select t he A larm O n D elay ( dE.oN) p arameter.
Set t he n umber o f s econds t o d elay t riggering t he A larm. ( The d efault i s 0 .) T his s etting c an b e
used t o p revent f alse A larm t riggering w hen t he P rocess V alue o nly b riefly e nters a n A larm
condition.
Confirm t he v alue.
Reference S ection: P rogramming M ode ( PRoG)
o PER > L .RSt
o PER > L .RSt f rom t he f ront
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