Maintenance | Honeywell 9782 Series specification

Maintenance

10. Maintenance

10.1 Overview

Introduction

This section provides instructions for a variety of maintenance tasks.

What’s in this section?

The topics in this section are listed below.

Topic

10.1Overview

10.2Output Calibration

10.3Specifying a Tagname or Other Display String

10.4Viewing Product Information and Changing Model Number Stored in Memory

10.5Adjusting the Screen Contrast

10.6Entering a Password for Security

10.7Resetting All Configuration and Calibration Values to Factory Settings

10.8Entering Values for Lead Resistance Compensation

10.9Replacing the Fuse

See Page

10-1

10-3

10-6

10-7

10-9

10-10

10-11

10-12

10-14

WARNING

While the unit is powered, a potentially lethal shock hazard exists inside the case. Do not open the case while the unit is powered. More than one disconnect switch may be required to remove power.

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9782 Series Conductivity/Resistivity Analyzer/Controller - Operator’s Manual

10-1

Image 117

Honeywell 9782 Series manual Maintenance

Contents

Rev 3 6/99 Symbol Definitions Revision 3 6/99CE Conformity Revision Notes AbstractReferences Trademarks Contents Specifications and Model Number Power Wiring Input and Output Wiring Calibration 11-1 10-1 Appendix B TWO-CELL Applications Tables 10-16 Figures Page Description Easy to configureMulti-function instrument User interface Input OutputsRelays Features Watertight corrosion-resistant case Solution Temperature Compensation +RQH\ZHOO Keypad Use Operating the Analyzer/ControllerFront panel keys used for all operator tasks Key Name Editing a parameter numeric value Selecting a parameter for edit Online Displays IntroductionIndividual cell display Representative Computed Value Display Representative Combined Display Computed value AutoClean Display Clock and AutoClean Configuration Menu HierarchyCalibration Setup Maintenance Configuration system minimizes decisions Using RelaysRelays assigned during I/O setup Planning Interactions affecting permitted relay assignments Available Combinations of Relay Assigments Relay Alarms Only Discrete Control Range Status All 9782 models can use relays for control Deciding on a Control StrategyOptional analog outputs for control Selecting a strategy Overview of Analyzer/Controller Installation Tasks Overview of Installation and Setup TasksSetup tasks described in this manual Sequence Task Conductivity/Resistivity Analyzer/Controller User Interface SpecificationsPhysical Compliance Model Ranges Electrical Operating Conditions Wide range models Wide Display Ranges 9782C-W0Operating Conditions Outputs Temperature Compensation AutoCleanControl To 19.99 ppm Computed Values Instructions Model Number Breakdown Table I Inputs Standard Range Page What’s in this section? OverviewTopic See Unpacking and Preparing Procedure Mounting Panel-mountingWall- and pipe-mounting Case Outline Panel CutoutHorizontal Rear Pipe Mounting 2 Mounting and Dimensions Non-Backlit Display Option 1 Mounting and Dimensions Backlit Display Option 2 Mounting and Dimensions Backlit Display Option Page Power Wiring Safety precautions General Wiring Practices for Power WiringWiring for immunity compliance Avoid damage to components Power Wiring Considerations Recommended wire sizePower supply voltage and frequency within specs Step Procedure for Installing AC Power Wiring Action Installing Power Wiring PE = Protective Earth Ground Page Powering up the Analyzer/Controller See O Setup and System Configuration Ease of configuration I/O Setup and Configuration TasksAccessing the I/O setup and configuration menus Purpose of I/O setup Illustrations System defaults Display resolution and unit of measure Performing I/O Setup Procedure for I/O setup configuration is shown in Table Procedure for Performing I/O Setup Action Go to I/O SetupStep Screen Action Display Resolution Resolution LOW Step Screen Action Go to Configuration CAT/RETRANSMISSION CAT/RETRANSMISSIONCAT CAT/RETRANSMISSION Retransmission Cell1 Action Go to Configuration Discrete Control Procedure for Configuring On/Off ControlDiscrete Control ON/OFF Action Go to Configuration Discrete Control PFT Procedure for Configuring PFT ControlPFT PFT1 Action Go to Configuration Discrete Control DAT Procedure for Configuring DAT ControlDAT DAT1 Procedure for Configuring Alarms Configuring AlarmsAction Go to Configuration Alarms Alarms Procedure for Setting the Clock Setting the ClockAction Go to Configuration Advanced Features Clock Setup Configuring AutoClean Timer-initiated operationOperator-initiated operation Hold mode Procedure for Configuring AutoCleanAuto Clean Auto Clean Resume Delay Diagnostics Prev Next Selecting a Computed Value to Be Displayed Procedure for Specifying a Computed ValueComputed Value Computed Value Specify the value to be computed 10 Menu Choices and System Defaults Summary of Menu Choices and System Defaults Energize DE-ENERGIZE Configuration alarm deadband Maintenance password Input and Output Wiring General Wiring Practices for I/O Wiring Safety precautionImmunity Compliance Mm2 Shielded wiring for locations with interferenceCables for locations without interference Avoiding interference Cell identification significant to computed value Wiring Analog Inputs and Outputs Step Procedure for Installing Analog I/O Wiring Action Relay Terminals Installation Wiring Relays Conductivity/Resistivity Analyzer/Controller Disconnecting RC Arc Suppression Circuits Interconnections Wiring a Device to the Relay Indicating Output Range Status Where R = 250 ohms Page AutoClean Theory and Piping Rinse sequence AutoClean Sequence and Piping Minimize liquid volume in system Automatic Wash SetupPage Calibration Conductivity/Resistivity Analyzer/Controller Recommendations for Successful Measurement and Calibration Selection and care of cell essentialRecommendations Entering the Cal Factor for Each Cell Procedure for Entering Cal FactorCell CAL Factor Action Go to Calibration Cell CAL Factor Materials and procedure Conductivity of Potassium Chloride Solutions at 25 CPerforming Calibration Trim Concentration M Temperature CAL TrimGo to Calibration CAL Trim C Removing Calibration Trim Values Procedure for Removing Calibration Trim ValuesRemove CAL Trim C1 Action Go to Calibration Remove CAL Trim C1 Determining and Entering the TDS Conversion Factor Determining TDS conversion factorOut-of range-values forced to closest limit TDS Cvsn Factor C1 Procedure for Entering TDS Conversion FactorAction Go to Calibration TDS Cvsn Factor C1 TDS Cvsn Factor C2Page Diagnostics and Messages Related to operation of Analyzer/Controller System Status MessagesSystem Status Message Entering Data Process Alarm Messages Alarms dependent on configurationProcess Alarm Messages On-Line Diagnostics and System Error Messages On-Line Diagnostics and System Error MessagesOutput affected by error Self-tests at 0.5 second intervals Procedure For Initiating Display and Keyboard Tests Off-Line DiagnosticsAction Go to Maintenance OFF-LINE Functions Display and Keyboard Test Keyboard Test Keyboard Test Output Tests Until case is closed OUTPUT/RELAY Test Maintenance 10-2 Required equipment Output Calibration Procedure for Calibrating Outputs Go to Maintenance OFF-LINE Functions Output CalibrationScreen Action Until the case is closed Saved Action Go to Maintenance Instrument Setup Instrument SetupSpecifying a Tagname or Other Display String Instrument Tagging Product Info Product Info Oooo Step Procedure for Adjusting the Screen Contrast Action Adjusting the Screen ContrastGo to Maintenance Instrument Setup Screen Contrast Screen Contrast Step Procedure for Entering a Password Screen Action Entering a Password for SecuritySecurity Security Action Go to Maintenance Instrument Setup Reset Unit Reset Unit Example of a Conductivity Loop Lead Resistance Comp Action Go to Maintenance Lead Resistance Comp Replacing the Fuse Location of Power Fuse Step Procedure for Replacing the Fuse Action 10-16 Accessories and Replacement Parts List Part Numbers Part Numbers Extension lead wires up to 500 ft wide range models Extension lead wires up to 1000 ft standard range modelsExtension lead wires up to 1000 ft wide range models Part Number Description Parts Included 11-4 Adjust effective proportional band width Treatment takes too long, but no unacceptable overshootUnacceptable overshoot Page Reverse Osmosis Ion Exchange Parts Rinsing Conductivity/Resistivity/TDS Difference Softener Monitoring Steam Power Measurements Specific Conductivity Sample Cell Location of switches SW2 settings are dependent on optionsSW1 all positions set to off Table C-1 Microprocessor Board Switch Settings Calculations for conductivity, resistivity, and TDS Set cal factor and calibration trim for ideal conditions Concentration values Data for Concentration Range MeasurementsPage Industrial Automation and Control