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Crystal nVision Reference Recorder - Page 3

Crystal nVision Reference Recorder
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Pressure.(PM).Module.Instructions. 17
CPF.Pressure.Fitting. 17
Measuring.Vacuum. 17
Water.Density.(Inches.of.Water). 17
Overpressure.Conditions . 17
Current,.Voltage,.and.Switch.Test.(MA20).Module.Instructions. 18
Current.Mode. 19
Current Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Current Measurement with HART Resistor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Voltage.Mode. 20
Switch.Test.Mode. 20
Temperature.(RTD100).Module.Instructions. 20
Temperature.Coefcient.of.Resistance.(TCR). 20
Connecting.your.RTD.to.the.RTD100.Module . 21
Modifying.the.Base.Resistance.(Ro) . 22
Resistance.Temperature.Detectors.(RTDs) . 22
Callendar-Van.Dusen.Equation. 23
System.Measurement.Uncertainties.Possible.with.nVision . 24
2-,.3-,.or.4-Wire.Measurements. 25
Differential.Mode.(Pressure.and.Temperature). 26
Upper,.Lower,.Tare.and.Differential.Reading . 26
Upper and Lower Readings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Tare . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Differential Readings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Measurement Uncertainties for two Pressure (PM) Modules using Tare Function . . . . . . 27
Measurement Uncertainties for two Pressure (PM) Modules without Tare . . . . . . . . . . . . 27
Measurement Uncertainties for two Temperature (RTD100) Modules without Tare . . . . . 28
Measurement Uncertainties for two Temperature (RTD100) Modules with Tare . . . . . . . 28
Module.Installation.Instructions. 28
nVision.Application.Specic.Test.Strategies. . 30
Transmitter.Calibration.(Pressure.versus.Current). 30
HART.Transmitter.Calibration.(Pressure.versus.Current). 31
Transmitter.Calibration.(Pressure.versus.Voltage). 32
Switch.Test.(Pressure.versus.Switch.Closure) . 32
Differential.Pressure.(Pressure.versus.Pressure) . 33
Differential.Temperature.(Temperature.versus.Temperature). 34
Calibration. 34
nVision.Reference.Recorder.Product.Specications. 36
Model.Numbering.System . 36
Temperature.(Operating.and.Storage). 36
Humidity. 36

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