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Teledyne 6750 operating instructions 4.2.5 D/DBPR

Models: 6750

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4.2.5 D/DBPR

Total Organic Carbon Analyzer	Setup and Operation

4.2.5 D/DBPR

This optional utility allows convenient external pH calibration and input of alkalinity data consistent with the D/DBPR requirements

If your analyzer has been configured for the D/DBPR option, from the following [Edit] Menu, select [D/DBPR].

The following screen appears:

Teledyne Analytical Instruments

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Image 47

Teledyne 6750 operating instructions 4.2.5 D/DBPR

Contents

Total Organic Carbon Analyzer DANGEROPERATING INSTRUCTIONS FOR ModelImportant Notice WarrantyModel Teledyne Analytical InstrumentsTeledyne Analytical Instruments Specific Model InformationInstrument Serial Number: _______________________ Total Organic Carbon AnalyzerNo Symbol Safety MessagesThis manual provides information designed to guide you through the installation, calibration operation and maintenance of your new analyzer. Please read this manual and keep it available Table of Contents Teledyne Analytical Instruments Setup and OperationMaintenance Total Organic Carbon AnalyzerTeledyne Analytical Instruments ModelAppendix IndexList of Figures Figure 5-6:DC Power Supply Module Table 4-1:Preparation of Standards TOC/TIC List of TablesTable 5-1 Troubleshooting DANGER COMBUSTIBLE GAS USAGEIntroduction 1.1 Main Features of the Analyzer1.4 Intended Use of the Analyzer 1.2Options1.3Typical Applications 1.5 Operator Interface Teledyne Analytical Instruments IntroductionModel 2.2 Background Theory of Operation2.1 Overview Figure 2-2:TOC – True Method Figure 2-1:NPOC or TOC – Direct MethodIn conclusion Model Figure 2-3 TOC Measurement BasicsFigure 2-4:UV/Persulfate Method Theory of Operation2.3 The UV/Heated Persulfate Method of Analysis Teledyne Analytical Instruments Theory of OperationModel 2.4.1 Sample Handling 2.4 Subsystems Principles of OperationFigure 2-6:Sample Handling for TOC -Direct 2.4.2.2GAS PHASE SAMPLE HANDLING Figure 2-7:Sample Handling TOC-True2.4.2Inorganic Carbon Removal/Analysis TOC analysis in a continuous, on-lineTOC analyzer2.4.3 Oxidation Figure 2-8:Relationship Between TIC and pHFigure 5-10shows UV oxidation methodology Figure 2-9:Oxidation ReactionsFigure 2-10:Model 6750 NDIR Unit 2.4.4 NDIR CO2 Gas Detection•Benchmark/Auto-Validation •Auto-Calibration 2.4.5.2AUTO-CALIBRATION 2.4.5.3AUTO-CLEANING2.4.5.1BENCHMARK/AUTO-VALIDATION Teledyne Analytical Instruments Theory of OperationModel 3.2 Mounting the Analyzer Installation3.1Unpacking the Analyzer Model Figure 3-1:Analyzer DimensionsFigure 3-2:Required Door Clearance Installation3.3 Electrical Connections 3.3.1 Power ConnectionFigure 3-4:Electrical Connections to the Model 3.3.2 Analog Outputs3.4.1 Liquid Connections 3.3.3 Alarm Connections3.4 Gas/liquid Connections 3.3.4RS-232Serial Connection•Carrier Gas •Vent 3.4.2 Gas Connections•Reagents •Drain s The gas connections include •Sample GasNDIR Vent gas exhaust 3.5 Checking the SystemGas Carrier Connections Teledyne Analytical Instruments InstallationModel 4.1Analyzer Startup Setup and OperationI. water container Figure4-1:Drain Connections4.2.1 Run Mode 4.2 MenusFigure 4-2:Gas Liquid Separator D. I. Filling 4.2.2 Parameter Menu 4.2.3 Alarm Settings 4.2.4 Stream Sequencer 4.2.5 D/DBPR 4.3Detailed Calibration Procedures Total Organic Carbon Analyzer Table 4-1:Preparation of Standards TOC/TIC5. Acid Preparation b.Select TOC The following screen appears Figure 4-3:The RUN Screen 4.4 Operation4.6 Historical Data 4.5 ShutdownUsing the Scroll Bar, select the data to be viewed 5.1 Compupter-aidedTesting MaintenanceTable 5-1:Troubleshooting 5.2 Troubleshooting5.3.1NDIR Gas Calibration 5.3 Module ServiceIR Calibration Figure 5-1:Disconnecting Tubing from ReactorFigure 5-2:IR Calibration Adapter P/N ST20026 5.3.2 NDIR Service Figure 5-3 Installing Calibration Adapter3.Remove vent tube from NDIR Assembly Figure 5-4:Removing the NDIR Unit P/N ST36000To Replace the NDIR Unit 1.Turn off power 2.Remove inlet tube from NDIR AssemblyTeledyne Analytical Instruments MaintenanceSlide out and remove Source Assembly Total Organic Carbon AnalyzerTeledyne Analytical Instruments Maintenance• Remove IR Cell Assembly ModelTo Reassemble Install IR Cell• Install Source Assembly end piece Detector Assembly leftUse alternate tightening sequence •Install insulation. Replace assembly as beforesqueeze nuts RecommendFigure 5-5:Removing the Master Interface Board 5.3.3 Master Interface Board P/N ST13042-1Figure 5-6:DC Power Supply Module 5.3.4 D. C. Power SupplyFigure 5-7 Replacing CE Computer 5.3.5 CE Computer P/N5.3.6 UV Lamp P/N ST20009 Figure 5-8:UV Lamp ReplacementFigure 5-9:Removing the UV Reactor Assembly 5.3.7UV Reactor Assembly P/N ST20003-15.3.8UV Power Supply 5.3.9 Mass Flow Controller P/N ST18001A Figure 5-10:Removing the UV Power Supply5.3.10 Metering Valve P/N ST16050 Figure 5-11:Mass Flow Controller5.3.11 Sparger P/N ST20025 Figure 5-12:Metering Valve1.Turn machine OFF 2.Turn carrier gas Air/O2 OFF Figure 5-13:SpargerTo clean the sparger 2.Reinstall sparger in reverse order1. Turn main power OFF 5.3.12 PumpsTeledyne Analytical Instruments Maintenance5. Disconnect Pump Motor Connector ModelFigure 5-14:Removing the Pump 4.Hold tubing with thumb 5.3.134-20mA Adjustment Procedure Figure 5-15:Pump Head Tubing Replacement5.3.13.2SETTING OF 4-20 MA OUTPUT 5.3.13.1SETTING 100 MV CONTROL VOLTAGEPerformance A.1SpecificationsAppendix Facility requirements Sample requirementsImage A.2 Parts ListingPart # DescriptionST15083 ST100006-1 Teledyne Analytical Instruments AC Board AssemblyAppendix ModelST200003-1 A.3.3 Option A.3 OptionsA.3.1 Option A.3.2 OptionA.3.7 Option A.3.4 OptionA.3.5 Option A.3.6 OptionSince COD & BOD analysis may vary with seasonal influences or other particular conditions, correlations for those conditions would be used at those times Teledyne Analytical Instruments A.4 AS-BUILTDrawingsTotal Organic Carbon Analyzer AppendixTeledyne Analytical Instruments AppendixModel Index enclosure, pump mounting screw, UV/Heated Persulfate Oxidation