Preface Intended USE Statement, Definitions | Emerson NGA 2000 TO2

Model NGA 2000 TO2

Instruction Manual

760008-A September 2001

PREFACE

INTENDED USE STATEMENT

The purpose of this manual is to provide information concerning the components, functions, installation and maintenance of the Model NGA 2000 TO2 and the System Accessories of the NGA 2000 System.

Some sections may describe equipment not used in your configuration. The user should become thor- oughly familiar with the operation of this module before operating it. Read this instruction manual com- pletely.

DEFINITIONS

The following definitions apply to DANGERS, WARNINGS, CAUTIONS and NOTES found throughout this publication.

DANGER .

Highlights the presence of a hazard which will cause severe personal injury, death, or sub- stantial property damage if the warning is ignored.

WARNING .

Highlights an operation or maintenance procedure, practice, condition, statement, etc. If not strictly observed, could result in injury, death, or long-term health hazards of personnel.

CAUTION.

Highlights an operation or maintenance procedure, practice, condition, statement, etc. If not strictly observed, could result in damage to or destruction of equipment, or loss of effective- ness.

NOTE

Highlights an essential operating procedure, condition or statement.

Rosemount Analytical Inc. A Division of Emerson Process Management

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Emerson NGA 2000 TO2 instruction manual Preface Intended USE Statement, Definitions

Contents

Model NGA 2000 TO2 Essential Instructions Model NGA 2000 TO2 Table of Contents Material Safety Data Sheet System & Network I/O Module Controls Setup Analyzer Module Interconnection with Instrument Platform List of Illustrations Model NGA 2000 TO2 Definitions Preface Intended USE Statement Safety Summary Model NGA 2000 TO2 Compliances Documentation Glossary of Terms System Softkeys Typical Applications Section Description and SpecificationsFeatures Overview Trace Oxygen Detector Coulometric Principle Trace Oxygen Analyzer Module Top View Physical SPECIFICATIONS1General Sample Gas Connections Model NGA 2000 TO2 Electrolyte Addition Section InstallationUnpacking Electrolyte Sample Flow GasesGAS Connections GAS Overpressure Sensor Damage Leak TestElectrical Connections Electrical Shock Hazard Analyzer Module Interconnection with Instrument Platform Outline and Mounting Dimensions Back Panel Connections Displays & Operating Keys Operation Menu Lines & Softkey Functionality Analyzer basic controls calibration & setup…Measure Status… Channel Lock… MFG Data Entering & Changing Variables Signal on mini-bargraphMeasure Back… Ppm O2 Measure Mode DisplayDisplay Status… Main… Channel BasicCal Module Manufacturing Data Displays Startup & Initialization LCDReset Abort Initiate quick start Quick StartMeasure Status… Back… Display Status… Main… Channel Basic CONTROLS, Setup and StatusPower supply voltages… Measure Back… Analyzer Channel Status Display Status… Single Component DisplayMain… Channel BasicCal Multi Component Display Select Status… Tags Off LCDReset Range number Basic Controls and SetupRange number Operation Status Brightness 70 % Display ControlsBrightness and Contrast Display controls… Measure Channel Back… Expert Controls and SetupAnalyzer and I/O, expert controls & setup… Analyzer module controls… Gas Scale Factor Calibration Procedure Air background gas concentration Gas scale factor… Span gas 90.0 ppm Measure Status… Back… Span Calibration Alarm generation isRe AlarmsAlarms… Concentration alarm setup… Measure Back… ClrAlm Range Begin Ppm RangesRanges… Begin / end of ranges… Measurement display configuration… Measurement Display ConfigurationLinearization Gas concentration units Concentration MeasurementGas measurement units Concentration measurement… Ppm to mg/Nm3 conversion factor Temperature compensation at span gasSensor model Clamp low PVA to Flow measurement… Flow MeasurementFlow lower limit 400 ml/min Temperature measurement… Measure Status… Back… Temperature MeasurementTemperature measurement units System SIO module… System & Network I/O Module CON Trols SetupSystem & network I/O module controls… 37.50 ppm System SIO Analog output setup… Choose the analyzer module Analog Output SetupChoose signal Select analog output number Hold output during calibration Signal value for 0% outputHold output during calibration Outputs value on analyzer failure Operation modeOutput number Baud rate 19200 Analog Output Updates Per SecondType of installed serial inter- face Output #1 Yes Choose source module Relay Outputs SetupInvert signal Communication protocol Input number Choose signal…System DIO Function control System Configuration and DIAG- Nostics Load/Save Module Configura- tion Diagnostic MenusAnalyzer Module Diagnostics Security Codes Date and Time System reset Measure Back… System ResetEntering a level locked by security code Model NGA 2000 TO2 Overview Electrical Shock Hazard Section Maintenance and ServiceSensor Caustic Liquid Refilling Sensor Sensor Assembly Sensor Replacement Electrolyte ReplacementSensor Lleak Check Time & Date Analyzer and I/O expert controls & setup…Linearization Do not tilt Sensor excessively as elec- trolyte may leak Linearization raw values sensor current… Linearization temperature values…Linearization… 0000 ppm Printed Circuit Boards Flow Sensor ReplacementElectronic Components Fuses Erratic and very insensitive readings Section TroubleshootingTroubleshooting Failure to purge down to ppm levels Model NGA 2000 TO2 Matrix Section Replacement PartsTO2 NGA 2000 TO2 Trace Oxygen Analyzer Module Replacement Parts Training Customer ServiceSection Return of Material Return of Material Model NGA 2000 TO2 Section Index Model NGA 2000 TO2 Product ELECTROLYTE1 Threshold limit value Routes of entry Emergency & first aid proceduresPrecautions to be taken in handling Other precautions Rosemount Warranty Asia Pacific EUROPE, Middle EAST, Africa Latin America