User's Manual

58Chapter4:Moni toringSpO2989803173791 Rev 0.6
Managing Alarms
AccesstoeveryparameteralarmisprovidedbytheAlarmsbutton(seeAlarmLimitsMenuin
Chapter3fordetails).Alarmlimitsmaybeturnedon,adjusted(manuallyorautomatically)or
turnedoffusingtheAlarmLimitsmenu.Thesystemgivesvisualalarmsignals(onthedisplay
panelandbythe
alarmlight)andaudiblesignals.
Alarm Types, Priorities and Indications
TheEssentialMRIPatientMonitor(Model865353)assignsdifferentprioritiesandindi cations
whenreportingalarms.Alarmsareassignedahighormediumprioritystatusbythesystem
accordingtothetypeofviolation:physiologicalortechnical.
NOTES
•Highpriorityalarmssoundlevelsrangefromatleast53dB(aminimumvolumesetting)to
84dB(maximumvolumesetting)in1mdistance.
•Mediumpriorityalarmssoundlevelsrangefromatleast49dB(aminimumvolumesetting)
to71dB(maximumvolumesetting)in1mdistance.
•Thedelaytimeofmakingvisualand
audiblealarmsavailablefromthealarmingequipment
totheremoteequipmentatthesignaloutputportislessthan1second.Inthecaseof
artifactorpoorsignalconditions,updatetimeofSpO
2
andHRnumericscantakeaslongas
30seconds.Alarmlimitviolationsarereportedasahighpriorityalarmwithin1second.
Perfusionindexvalue
Yellow alarm light
Message