Hach 3654 Portable H2/N2 Analyzer manual Sensor Specifications, Sensor Type 31 270 H

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56 of 66Specifications - 3654 Portable H2/N2 Analyzer

7.2 Sensor Specifications

Table 7-2: Sensor Specifications - Table 1

Sensor Type

 

31 270 H2

 

 

 

 

 

Membranes

29561A

2952A

2935A

 

 

 

 

Thickness

25 µm

25 µm

25 µm

 

 

 

 

Membrane material

PFA

ETFE

ECTFE

(Halar)

 

 

 

 

 

 

 

Recommended

Waste gas offgas,

Reactor

High H2 level

applications

reactor coolant

coolant

 

 

 

 

Radiation limits

105 rad

108 rad

108 rad

Measurement range at

0-1.5 ppm, or

0-5 ppm, or

0-15 ppm, or

0-16 cc/kg, or

0-60 cc/kg, or

0-180 cc/kg, or

25°C

0-1 bar

0-3 bar

0-9 bar

 

 

 

 

 

Accuracy (sample temp.

The greater of

The greater of

The greater of

±1% of reading

±1% of reading

±1% of reading

20-50°C within

or ± 4 ppb,

or ± 16 ppb,

or ± 45 ppb,

± 5°C of calibration

or ± 0.06cc/kg,

or ± 0.2cc/kg,

or ± 0.5 cc/kg,

temperature)

or ± 3 mbar

or ± 12 mbar

or ± 30 mbar

 

 

 

 

 

 

The greater of

The greater of

The greater of

Accuracy (sample temp.

±2% of reading or

±2% of reading

±2% of reading

0-50°C independent of

± 30 ppb or

or ± 120 ppb

or ± 300 ppb

calibration temperature)

± 0.35 cc/kg or

or ± 1.2 cc/kg,

or ± 3.0 cc/kg,

 

± 12 mbar

or ± 40 mbar

or ± 100 mbar

 

 

 

 

Measurement cycle

 

20

 

(sec.)

 

 

 

 

 

 

 

 

 

Sample flow rate

200 ml/min

100 ml/min

50 ml/min

(through flow chamber)

 

 

 

 

 

 

 

ORBISPHERE

Operator Manual

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Contents Operator Manual Page Product Recycling Information Orbisphere Product Disposal Following only applies to European customersBoard Analog Board Spacer External Connector Restriction of Hazardous SubstancesTable of Contents Calibrations Accessories and AttachmentsMaintenance and Troubleshooting Appendix a Glossary SpecificationsPart Lists Table of Contents 3654 Portable H2/N2 Analyzer About this Manual Safety ConventionsManual Overview Revision HistoryService and Repairs Safety PrecautionsSafety Recommendations Precautionary Labels AcknowledgementsOrbisphere Installation What you have ReceivedAtmospheric Pressure Equilibrium WIN3654 PC Program InstallationSensor Installation Connections External Power Supply optionalPurge Gas Connection Instrument PC ConnectionPin RS232 Signal Use Flow Chamber Installation Installation Completion Check List Flow Chamber Dissolved Gas MeasurementsOrbisphere Operating Instructions Operating ControlsMeasurement Phase on Taking Measurements Select Gas Measurement PhaseMeasurement Mode Storing Measurements In the Instrument Automatic Data AcquisitionManual Data Acquisition Downloading Stored Values Storing and Accessing Measurements From a ComputerViewing Stored Measurements Saving Values Altering the Sampling Point DescriptionsCopying Values Printing Values Clearing Stored ValuesMonitoring Measurements In Real-Time Timebase Updating Rate Maximum Samples 10 divisionsAfter Use and Storage Options Setup Main Menu BasicsOptions Setup 3654 Portable H2/N2 Analyzer Gas Measurement Phase Reviewing Instrument ConfigurationConfiguring the Instrument Analyzer PC ConnectionMeasurement Units Automatic Data Acquisition Setting Sampling Intervals Membrane SelectionRolling Average Calibration MediumLocking Out the Instrument’s CAL Button Automatic Shutdown Orbisphere Calibrations Barometric Pressure Sensor CalibrationSensor Calibration Calibration Method Time Benefits Drawbacks ReferenceCalibration Setup Calibration In H2 or N2 at Atmospheric Pressure Calibration In H2 or N2 at Elevated Pressure Calibrating In a Liquid H2 or N2 Solution Accessories and Attachments Model 32311 Flow MeterModel 32939 External Power Supply Sensor Maintenance Maintenance and TroubleshootingPower Supply Maintenance ScheduleRemoving the Membrane Membrane ReplacementMounting Dual Membranes Installing the Membrane Orbisphere Place the membrane holding ring on the installation tool tip Purge Gas Cylinder Refill 1 N2 Purge Gas2 CO2 Purge Gas Filling the Purge Gas CylinderKeyboard Test Troubleshooting InstrumentSerial Test Clock Settings Display TestAnalog Voltages View Measurements ViewProgram Identification Troubleshooting OperationDiagnostics Messages Continuous PurgeTroubleshooting Table Symptom Cause Possible SolutionSpecifications Instrument SpecificationsSensor Specifications Sensor Type 31 270 HSensor Type 31 272 H 31 570 N PFA Etfe EctfeSpecifications 3654 Portable H2/N2 Analyzer Part Lists Instrument ConfigurationsTC Sensor and Parts on Configured System Analyzer Spare PartsSensor Spare Parts Terms and Definitions Appendix a GlossaryCommon Units UnitGlossary 3654 Portable H2/N2 Analyzer Annex Tables and IllustrationsAnnex 3654 Portable H2/N2 Analyzer User Notes