EnerSys Alpha Cordex CXC HP - Page 228

Cordex®CXCHPControllerSoftwareManual|21-Maintainingmodules
3. SelecttheFactory Calibration commandtolaunchthewizard.
4. AttheSelect Type of Calibration step,selectSingle-Point Calibration.
5. Withadigitalvoltmeter,measurethevoltageacrosstheinput.
6. AttheSingle-Point Calibration step,enterthereadingonthevoltmeterintotheMeasured Value
field.
7. SelectNext togotoApply Calibration.Thewizarddisplaystheoldslopeandoffsetandthenew
slopeandoffset.Beforeacceptingthesevalues,ensurethattheslopeisverycloseto1.0andthe
offsetisnomorethanafewvoltsfrom0.0.
8. SelectNext tosendthenewoffsettotheADIOmodule.
9. VerifythatthenewlyCalibrated Value matchesthedigitalvoltmeterreading.SelectDone toexit
thewizard.
21.1.3.4. Temperature input calibration
Notice: Calibration is considered an expert user task. Users must be logged in with Administrator
privileges to perform this calibration.
Tocalibrateaninputcorrectly,youneedhardwaretogenerateandmeasuretheinputsignalaccurately.
ThistopiccovershowtodoaSingle-Point Calibration.IfyouneedtodoaSlope/Offset Calibration or
aTwo-Point Calibration,afactorycalibrationdocumentshouldbewrittenshowing,step-by-step,how
boththehardwareandthesoftwareneedtobeusedtoperformanaccuratecalibration.
To perform a single-point calibration on a temperature input:
1. GotoModules,intheCAN Modules tableselectanADIO andselecttheGO TO buttontoview
theTemperature Inputs table.
2. SelecttheGO TO buttonofaTemperature Input toviewitsindividualmenu.
3. SelecttheFactory Calibration buttontolaunchthewizard.
4. AttheSelect Type of Calibration step,selectSingle-Point Calibration.
5. Withadigitalvoltmeter,measurethevoltageacrosstheinput.
6. AttheSingle-Point Calibration step,enterthereadingonthevoltmeterintotheMeasured Value
field.
7. SelectNext togotoApply Calibration.Thewizarddisplaystheoldslopeandoffsetandthenew
slopeandoffset.Beforeacceptingthesevalues,ensurethattheslopeisverycloseto1.0andthe
offsetisnomorethanafewvoltsfrom0.0.
8. SelectNext tosendthenewoffsettotheADIOmodule.
9. VerifythatthenewCalibrated Value matchesthedigitalvoltmeterreading.SelectDone toexitthe
wizard.
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