Hach 3650 manual Selecting Type of Calibration, Select from the PC

Page 33

3650 Portable O2 Analyzer - Options Setup	27 of 50

3.4.3Selecting Type of Calibration

3.4.3.1Select from the PC

You can use the Configuration, Calibration mode command to select how the sensor is to be calibrated.

Note:

Only the calibration modes applicable to your sensor can be selected. Others will be grayed out.

Choose In Air to allow calibration of the sensor in air. Choose In Line to calibrate the sensor directly in the sampling line, in a sample of known gas content.

In instrument models that measure gaseous samples, you may select In a Span Gas to calibrate. Choose OK when the desired mode is selected.

Fig 3-11: Calibration Mode

Note:

Calibration mode can also be selected from the instrument keyboard (see below).

3.4.3.2Select from the Instrument

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 show either Air for in air calibration, SPA for span gas calibration or LI for in line calibration

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

5)Press the STO button to set the selected mode. The instrument displays Sto for a few seconds, then returns to measurement mode

Operator Manual

ORBISPHERE

Image 33

Contents Operator Manual Page Product Recycling Information Orbisphere Following only applies to European customers Product DisposalMarking Restriction of Hazardous SubstancesTable of Contents Specifications Accessories and Attachments Maintenance and TroubleshootingCalibrations Part ListsManual Overview Safety Conventions Safety PrecautionsAbout this Manual Revision HistoryService and Repairs Safety RecommendationsAcknowledgements Precautionary LabelsOrbisphere Installation Flow Chamber Installation Sensor InstallationExternal Power optional WinLog97 PC Program InstallationSample Tube Adapter optional ConnectionsInstrument PC Connection Instrument Clock Setting Installation Completion Check ListBatteries Electrochemical SensorFlow Chamber Storage When not UsedOperating Controls Operating InformationOperating Information 3650 Portable O2 Analyzer Preconditioning Sensor Taking MeasurementsAutomatic Data Acquisition Storing Measurements In the InstrumentManual Data Acquisition Storing and Accessing Measurements From the PC Viewing Stored MeasurementsDownloading Stored Values Copying Values Altering the Sampling Point DescriptionsSaving Values Printing ValuesClearing Stored Values Timebase Updating Rate Maximum Samples 10 divisions Monitoring Measurements In Real-TimeOrbisphere Main Menu Basics Options SetupWinlog97 Export Menu O2 Analyzer PC Connection Reviewing Instrument ConfigurationConfiguring the Instrument Automatic Data Acquisition Setting Sampling IntervalsMembrane Selection Select from the PC Selecting Type of CalibrationLocking Out the Instrument’s CAL Button Sensor Calibration Range CheckingEntering a Span Gas Value Change from the PC Dual Use model 3650/113 onlyOrbisphere Pressure Calibration CalibrationsCalibration In a Span Gas Sensor CalibrationCalibration In Line Calibration In Air Calibration Range CheckingAccessories and Attachments Accessories and Attachments 3650 Portable O2 Analyzer Maintenance Maintenance and TroubleshootingInstrument Batteries SensorTroubleshooting Serial TestKeyboard Test Display Test Clock SettingsMeasurements View Analog Voltages ViewSystem Specifications SpecificationsGeneral Technical Data Instrument Display OptionsTheory of Operation Accessories Part ListsInstrument Spare Parts Appendix a Glossary Common UnitsTerms and Definitions Glossary 3650 Portable O2 Analyzer Tables and Illustrations AnnexAnnex 3650 Portable O2 Analyzer User Notes