Model NGA 2000 TO2 | Emerson specs

Instruction Manual

760008-A September 2001

Model NGA 2000 TO2

5-2

Maintenance and Service

Rosemount Analytical Inc. A Division of Emerson Process Management

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Emerson instruction manual Model NGA 2000 TO2

Contents

Model NGA 2000 TO2 Essential Instructions Table of Contents Model NGA 2000 TO2 System & Network I/O Module Controls Setup Material Safety Data Sheet List of Illustrations Analyzer Module Interconnection with Instrument Platform Model NGA 2000 TO2 Preface Intended USE Statement Definitions Safety Summary Model NGA 2000 TO2 Documentation Compliances Glossary of Terms Softkeys System Section Description and Specifications FeaturesOverview Typical Applications Trace Oxygen Detector Coulometric Principle Trace Oxygen Analyzer Module Top View SPECIFICATIONS1 GeneralSample Physical Gas Connections Model NGA 2000 TO2 Section Installation UnpackingElectrolyte Electrolyte Addition Gases GAS ConnectionsGAS Overpressure Sample Flow Electrical Connections Electrical Shock Hazard Leak TestSensor Damage Analyzer Module Interconnection with Instrument Platform Outline and Mounting Dimensions Back Panel Connections Operation Displays & Operating Keys Measure Status… Channel Lock… MFG Data Analyzer basic controls calibration & setup…Menu Lines & Softkey Functionality Measure Back… Signal on mini-bargraphEntering & Changing Variables Display Status… Main… Channel BasicCal Measure Mode DisplayPpm O2 Module Manufacturing Data Displays LCDReset Abort Startup & Initialization Measure Status… Back… Quick StartInitiate quick start Basic CONTROLS, Setup and Status Power supply voltages… Measure Back…Analyzer Channel Status Display Status… Main… Channel Main… Channel BasicCal Single Component DisplayDisplay Status… Select Status… Tags Off LCDReset Multi Component Display Basic Controls and Setup Range numberOperation Status Range number Display Controls Brightness and ContrastDisplay controls… Brightness 70 % Expert Controls and Setup Analyzer and I/O, expert controls & setup…Analyzer module controls… Measure Channel Back… Calibration Procedure Gas Scale Factor Gas scale factor… Air background gas concentration Span Calibration Span gas 90.0 ppm Measure Status… Back… Alarms Alarms…Concentration alarm setup… Measure Back… ClrAlm Alarm generation isRe Ranges Ranges…Begin / end of ranges… Range Begin Ppm Linearization Measurement Display ConfigurationMeasurement display configuration… Concentration Measurement Gas measurement unitsConcentration measurement… Gas concentration units Temperature compensation at span gas Sensor modelClamp low PVA to Ppm to mg/Nm3 conversion factor Flow lower limit 400 ml/min Flow MeasurementFlow measurement… Temperature measurement units Temperature MeasurementTemperature measurement… Measure Status… Back… System & Network I/O Module CON Trols Setup System & network I/O module controls…37.50 ppm System SIO module… Analog output setup… System SIO Analog Output Setup Choose signalSelect analog output number Choose the analyzer module Hold output during calibration Signal value for 0% outputHold output during calibration Output number Operation modeOutputs value on analyzer failure Analog Output Updates Per Second Type of installed serial inter- faceOutput #1 Yes Baud rate 19200 Relay Outputs Setup Invert signalCommunication protocol Choose source module Choose signal… System DIOFunction control Input number System Configuration and DIAG- Nostics Analyzer Module Diagnostics Diagnostic MenusLoad/Save Module Configura- tion Date and Time Security Codes Entering a level locked by security code System ResetSystem reset Measure Back… Model NGA 2000 TO2 Sensor Caustic Liquid Section Maintenance and ServiceOverview Electrical Shock Hazard Sensor Assembly Refilling Sensor Sensor Lleak Check Electrolyte ReplacementSensor Replacement Analyzer and I/O expert controls & setup… LinearizationDo not tilt Sensor excessively as elec- trolyte may leak Time & Date Linearization temperature values… Linearization…0000 ppm Linearization raw values sensor current… Flow Sensor Replacement Electronic ComponentsFuses Printed Circuit Boards Section Troubleshooting TroubleshootingFailure to purge down to ppm levels Erratic and very insensitive readings Model NGA 2000 TO2 TO2 NGA 2000 TO2 Trace Oxygen Analyzer Module Section Replacement PartsMatrix Replacement Parts Customer Service Section Return of MaterialReturn of Material Training Model NGA 2000 TO2 Section Index Model NGA 2000 TO2 Product ELECTROLYTE1 Emergency & first aid procedures Precautions to be taken in handlingOther precautions Threshold limit value Routes of entry Rosemount Warranty Asia Pacific EUROPE, Middle EAST, Africa Latin America