EnerSys Alpha Cordex CXC HP - Alarm Cut-Off (ALCO); Alarm Activation Delay at Startup

Cordex®CXCHPControllerSoftwareManual|20-Maintainingthecontroller
3. SelecttheHide Hint button.Apop-upwillappearindicatingthatthehintwilldisappearandnot
appearagainuntilsomethingchangesrelatedtothehint,oriftheShow All Hidden Hints buttonis
selected.SelectYes.
Thehintisnowremovedfromthetable.
4. Toviewallhiddenhintsagain,selecttheShow All Hidden Hints buttonontheHintstable.
ItispossibletohideallhintsinthetablebyselectingtheHide All Hints button.
20.2.4. Alarm cut-off (ALCO)
TheAlarm Cut-off (ALCO)buttonisusedtosilencethespeaker(ifinstalled)whiletechniciansare
investigatingandtroubleshootinganactivealarm.ALCOcanalsobeconfiguredtodeactivatealarm
relays.
ALCOfunctionalityisconfiguredviaAlarms > Settings.
ALCOcanbeconfiguredtoeither:
• Acknowledgeactivealarms,deactivaterelays,andsilencespeaker
• Silencethespeakeronly
WhentheAlarm Cut-off buttonispressed,theuserconfiguredALCOperiodbeginstocountdown.When
thecountdownreacheszerotheALCOperiodexpires.
WhenALCOexpirestheconfiguredactioniscanceled.IfyouconfiguredALCOtoacknowledgeactive
alarms,deactivaterelays,andsilencespeakerthenalarmsreturntotheactivestatewhichmeansthe
alarmrelaysareactivatedandthespeakerbeginssounding.IfyouconfiguredALCOtosilencethe
speakeronly,thespeakerwillstartsoundingaslongasthereareactivealarms.
IfanewalarmactivatesafterAlarm Cut-off buttonisselected,thespeakerwillsoundtheappropriate
alarmtone.AnyexistingalarmsthathavebeenacknowledgedfromapreviousALCOselectionwill
remainacknowledged.
20.2.5. Alarm activation delay at startup
Dependingonsystemconfigurationtheremaybesomealarmsthatactivateshortlyafterstartupthen
clearafewsecondslater.Thesenuisancealarmsareoftencausedduetothetimeittakesforthe
controllertoreacquiremodulesontheCANbus.Topreventthesealarmsfromactivatingandtriggers
relaysorSNMPtrapsthereisasettingthatdelaysalarmactivationatstartup.
ThealarmdelayisconfiguredunderAlarms > Settings.
Thedefaultvalueof30secondsworksformostsystems,howeverthisvaluecanbeincreasedto
accommodatesystemsthathaveaslowerstartuptime,thatis,largeinvertersystems.
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