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Emerson Process Management 3081 pH/ORP instruction manual Section

Models: 3081 pH/ORP

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MODEL 3081 pH/ORP	SECTION 3.0
	WIRING

FIGURE 3-23. Procedure for Removing BNC Connector and Preparing Coaxial Cable

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Emerson Process Management 3081 pH/ORP instruction manual Section

Contents

Model 3081 pH/ORP Essential Instructions What YOU Need to Know Use the Quick Start Guide if Base ModelRTD Preamplifier located Model Option noteQuick Start Guide for Model 3081pH/ORP Power up and Calibration WiringOutput Optional Automatic Buffer Calibration Standardizing to Match a Reference InstrumentCalibrate Program Diagnose Menu Tree for pH Technical Support HotlineTable of Contents Model 3081 PH/ORP Microprocessor TransmitterTable of Contents CONT’D 13.0 11414.0 120Table of Contents CONT’D List of Figures Table of Contents CONT’D List of Figures CONT’D Table of Contents CONT’D List of Tables Features Description and SpecificationsSection Year 2000 Compliance Millennium Status AccessoriesModel 275 Hart COMMUNICATOR. The Model Specifications -GENERAL for Model 3081 pH/ORP Intrinsic SafetyConduit Openings 3/4 in. Fnpt Hazardous Area Classification Explosion ProofOrdering Information Specifications ORPPH Input Range 0 to 14 pH Model 3081 pH/ORP TRANSMITTER-SENSOR Compatibility Chart Preamplifier LocationSensor-mounted Remote Model ORPMODEL/PN Description Shipping Weight Section Installation PRE-INSTALLATION Setup 2.2.1 Transmitter Default SettingsTemperature Element Unpacking and InspectionChanging Switch and Jumper Positions Preamplifier Location40308110 Mechanical Installation 2.4.1 General information Orienting the Display BoardMounting on a Flat Surface. See Figure Mounting the Model 3081 pH/ORP Transmitter on a Flat Surface40308103 Pipe MountingPower Supply and Load Requirements. Refer to Figure Power SUPPLY/CURRENT LoopPower Supply-Current Loop Wiring. Refer to Figure General Information Wiring Diagrams Section WiringGeneral Information Wire Function Wiring Diagram Wiring Diagrams for pH and ORP SensorsWiring Diagrams for Model 396R Sensors Junction Box Wiring Diagrams for Model 396P Sensors Junction Box Wiring Diagrams for Model 389 Sensors Junction BoxWire Functions Wiring Diagrams for Model 385+ Sensors Junction BoxWire Functions Wiring Diagram Jumpers Supplied by Customer Section Section Section 15. Wire functions for Model 385+ 17. Wire functions for Model 328A-07 19. Wiring diagram for Model 320HP-10-55 21. Wire Functions for Model Section 24. Preparation of Raw Connecting Cable PN Sensor Flow Chart on Sensor Flow Chart on Sensor Flow Chart Explosion Proof Installations Intrinsically Safe InstallationsSection Intrinsically Safe & Explosion Proof Fmrc Installation for Model 3081 pH/ORP Transmitter Page CSA. forInstallation 3081Model TransmitterpH/ORPPage Page Displays Section Operation with Remote ControllerI T N E X T T E R Infrared Remote Controller IRC KEY Functions Infrared Remote ControllerMenu Tree for pH Diagnostic Messages ORP Menu Tree ORPEntering the Security Code SecurityRetrieving a Lost Security Code Connecting the Hart Communicator Operation Section Operation with ModelMenu Tree Off-line and On-line OperationFast Key Sequences Is on 2b. pH Menu Tree Hart 3a. ORP Menu Tree Hart 3b. ORP Menu Tree Hart General Using the Hold FunctionEntering and Leaving the Calibrate Menu Temperature Calibration ProcedurePurpose TEMP AdJWhat Happens During Auto Calibration? Auto CalibrationUse of Calibration Standards buffers CAL bF 10.00Manual Calibration 10.00 Meter Standardization Making the Transmitter Reading Match a Second pHWhat Happens During Standardization? Std SlopeProgramming for pH Measurements Entering and Leaving the Program MenuPH Settings List Mnemonic Display Limits Factory Settings User SettingsOutput Ranging Definitions4MA Diagnostic Parameters Suggested Glass Impedance Warning and Failure LimitsSection GFH GwjhGwjl GFLRFH RWJHRWJL RFLTemperature Related Settings TEMP TAUtOTMAn TC 1Display Units DISPLAYTYPE CodeBuffer Calibration Parameters BAUtO BUFFErM E Isopotential Parameters TCOEFF 000 ISOPOtntALSnr SIM OUtPUt Generating a Test CurrentTESt Section Calibration of ORP Measurements TEMP AdJ 25.0Preparation of ORP Standard Solutions StdSection Programming for ORP Measurements ORP Settings LIst Mnemonic Display Factory User Limits Settings Program LevelOutput Ranging 20MA 400 Diagnostic Parameters DIAGnOSTIC RWJH Temperature Element DefinitionDisplay Units Generating a Test Current Transmitter Maintenance Section MaintenanceOverview PH Sensor Maintenance Frequency of CleaningCleaning Procedures Problem Cleaning SuggestionsChecking the Reference Electrode Rejuvenating Reference ElectrodesCalibration 11.5.1 General ORP Sensor Maintenance 11.4.1 Frequency of CleaningCalibration Frequency Testing the Transmitter by Simulating pH Section TroubleshootingFactory Assistance and Repairs Troubleshooting is easy as 1, 2 Calibration ErrorsMessage Section Troubleshooting Flowchart Glassfail GlassfailSlope Condition of Sensor Troubleshooting Flowchart GLASSWArn Slope Status of SensorGLASSWArn REF FailTroubleshooting Flowchart rEF Fail Troubleshooting Flowchart rEF WArn Troubleshooting Flowchart- tEMP HI and tEMP LOREFWArn CALIbrAtEThree-wire RTD RTD Resistance Values Temperature 3K BalcoTroubleshooting Flowchart- LInE Fail LInE FailTroubleshooting Flowchart-InPUt WArn InPUt WArnTroubleshooting Flowchart-SLOPE Err LO Slope Err LOTroubleshooting Flowchart-SLOPE Err HI Troubleshooting Flowchart-Std ErrSlope Err HI Std ErrTroubleshooting-AdC WArn or CyCLE PWr Troubleshooting-WritE ErrROM Fail or CPU Fail AdC WArn or CyCLE PWrFACt Fail Symptom Section102 12.5.1 Id 000 in Display 103Sensor Does Not Respond To Known pH Changes PH Reading in Buffer Drifts During Manual Calibration104 105 Temperature Reading Is Inaccurate Hart Communications ProblemsNo Display Display Segments Missing Replace the display board PN 10612 .13 Transmitter Locks Up 12 .14 Transmitter Periodically Restarts ItselfYES OK? Diagnostic Measurements Testing the Transmitter by Simulating the pHDiagnostic Messages Voltage mV 111PH Simulation with the Model 381+ Sensor Simulate pH through Model 381+ Sensor Preamplifier 112Troubleshooting Assistance PH Simulation When Preamplifier is in SensorReturn of Materials PH Measurements Reference Electrode Measuring Electrode115 Liquid Junction Potential 116Glass Electrode Slope Buffers and CalibrationTemp C Slope mV/unit pH 117Junction Potential Mismatch 118SHIELDS, INSULATION, and Preamplifiers Sensor Diagnostics119 Section ORP Measurements GeneralMeasuring Electrode Reference ElectrodeLiquid Junction Potential 12114.6 ORP, CONCENTRATION, and pH Relating Cell Voltage to ORP122 ORP,mV VI,Chromiumppm Sulfur dioxide added Interpreting ORP Measurements123 Calibration 124125 Overview of Hart Communication Section Theory Remote CommunicationsHart Interface Devices Asset Management Solutions AMS Main Menu Tools 127Section Glossary Term Definition129 Hart 130ORP 131RTD 132133 NON-WARRANTY Repair Warranty RepairSection Return of Material Warranty Return of MaterialON-LINE Ordering NOW Available on OUR WEB Site