Hach 3654 Portable H2/N2 Analyzer manual Measurement Units

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Options Setup - 3654 Portable H2/N2 Analyzer

 

 

The gas measurement phase can also be selected from the instrument keyboard as follows:

1)Switch the instrument power OFF

2)Switch the instrument on by holding down the CAL button and then pressing the POWER button while still pressing the CAL button

3)The instrument display will first show PHA before switching to either dIS for dissolved or gAS for gaseous measurements

4)Use the Up/Down Arrow buttons to change the gas phase to your choice

5)Press the MEAS button to save the selected gas measurement phase. The instrument then goes to measurement mode

3.4.2 Measurement Units

Choose the Configuration, Units menu to select gas measurement units, temperature measurement units, and the liquid medium in which you are measuring.

You may change the LCD label on the instrument to match the new units selected.

Different LCD labels are supplied with the recharge kit.

Using this dialog box, you can select:

The Gas units in which gas concentrations are to be displayed For dissolved measurements:

g/kg, % (by weight), V/V, cc/kg, ml/l, ppm/ppb, ppm or mg/100ml For gaseous measurements:

%/ppm (by volume), % (by volume), kPa/Pa, kPa, bar/mbar, bar, bar20/mbar20 or bar20

The Liquid medium for dissolved gas concentration measurements Water, Beer or Cola

The Temperature units for display

°C or °F

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 Accessories and Attachments Maintenance and TroubleshootingCalibrations Specifications Part ListsAppendix a Glossary Table of Contents 3654 Portable H2/N2 Analyzer Safety Conventions Manual OverviewAbout this Manual Revision HistorySafety Precautions Safety RecommendationsService and Repairs Precautionary Labels AcknowledgementsOrbisphere Installation What you have ReceivedWIN3654 PC Program Installation Sensor InstallationAtmospheric Pressure Equilibrium External Power Supply optional Purge Gas ConnectionConnections Instrument PC ConnectionPin RS232 Signal Use Flow Chamber Installation Installation Completion Check List Flow Chamber Dissolved Gas MeasurementsOrbisphere Operating Instructions Operating ControlsMeasurement Phase on Select Gas Measurement Phase Measurement ModeTaking Measurements Storing Measurements In the Instrument Automatic Data AcquisitionManual Data Acquisition Storing and Accessing Measurements From a Computer Viewing Stored MeasurementsDownloading Stored Values Altering the Sampling Point Descriptions Copying ValuesSaving 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 Reviewing Instrument Configuration Configuring the InstrumentGas Measurement Phase Analyzer PC ConnectionMeasurement Units Automatic Data Acquisition Setting Sampling Intervals Membrane SelectionCalibration Medium Locking Out the Instrument’s CAL ButtonRolling Average 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 Maintenance and Troubleshooting Power SupplySensor Maintenance Maintenance ScheduleMembrane Replacement Mounting Dual MembranesRemoving the Membrane 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 CylinderTroubleshooting Instrument Serial TestKeyboard Test Clock Settings Display TestAnalog Voltages View Measurements ViewTroubleshooting Operation Diagnostics MessagesProgram Identification 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 Instrument Configurations TC Sensor and Parts on Configured SystemPart Lists Analyzer Spare PartsSensor Spare Parts Appendix a Glossary Common UnitsTerms and Definitions UnitGlossary 3654 Portable H2/N2 Analyzer Annex Tables and IllustrationsAnnex 3654 Portable H2/N2 Analyzer User Notes