MSA ULTIMA X5000 - Page 45

3. ScrollandselectResetUnit.
4. SelectContinue.
Theunitwillreboot,andtheAOwillgotothevaluesenteredforMaintenance.
4.2.2 SensorSettings
ThefollowingsettingsaresavedtotheULTIMAX5000sothatifthesensorisreplacedwiththesamesensortype(gasand
range),thesettingswillremainthesame.Ifadifferentsensortypeandrangeisusedtoreplacetheprevioussensor,the
newsensor’sdefaultsettingswilluploadtothedevice.
Tochangesensorsettings:
1. ScrolltoSettingsandselectit.
2. SelectSensor.
3. Selectanoptiontoenterthemenu.
AlarmSetPoints
Therearetwoconfigurablealarmsetpointsforeachsensor.Alarmsetpointmaximaarelimitedtothefullscalerangeofthe
sensor.AlarmminimaarelistedinTable14.
Tochangealarmsetpoints:
1. ScrolltoSettingsandselectit.
2. SelectSensor.
3. SelectAlarmSetup.
4. SelectAlarmSetPoints.
5. Enterdesiredalarmsetpoint(thiswillbelimitedbysensorrange).
6. ScrollandselectSave.
AlarmActions
Relayscanbetriggeredbyanalarmthresholdasgasreadingsincreaseordecrease.Mostapplicationsrequireincreasing
alarmthresholds,exceptforOxygenmonitoring,whichismostoftenadecreasingalarm.Relayscanalsobetriggeredsuch
thattherelaysarelatchedinthealarmstateuntilauseracknowledgesthealarmbyplacingonefingerovereachoftheEZ
touchbuttonsandholdingfor1secondbeforereleasing.IfthealarmrelaystateischosentobeNon-Latching,therelaywill
resetoncethealarmcondition(gasvalue)returnstoavalueoutsideofthealarmingcondition.Ausercanalsodisable
alarmsintheAlarmActionsmenu.
Tochangealarmactions:
1. ScrolltoSettingsandselectit.
2. SelectSensor.
3. SelectAlarmSetup.
4. ScrollandselectAlarmActions.
5. SelectSensor1orSensor2.
6. SelectAlarm1ActionsorAlarm2Actions.
7. SelectDisabled,Increasing/Non-Latching,Increasing/Latching,Decreasing/Non-Latching,orDecreasing/Latching.
8. ScrollandselectSave.
45 Ultima X5000 Gas Monitor US
4 Operation