Emerson 4500 manual Troubleshooting, Overview Safety Messages

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Reference Manual

00809-0100-4027, Rev AA December 2005

Rosemount 4500

Section 5 Troubleshooting

OVERVIEW

SAFETY MESSAGES

Table 5-1provides summarized maintenance and troubleshooting suggestions for the most common operating problems.

If you suspect malfunction despite the absence of any diagnostic messages on the HART Communicator display, follow the procedures described here to verify that transmitter hardware and process connections are in good working order. Always deal with the most likely checkpoints first.

Procedures and instructions in this section may require special precautions to ensure the safety of the personnel performing the operations. Information that raises potential safety issues is indicated by a warning symbol (). Refer to the following safety messages before performing an operation preceded by this symbol.

Warnings

Static electricity can damage sensitive components.

•Observe safe handling precautions for static-sensitive components.

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Contents Reference Manual Page Rosemount 4500 Hygienic Pressure Transmitter Page Table of Contents Section Operation MaintenanceSection Introduction Using this ManualService Support Overview Safety Messages Section InstallationEnvironmental ConsiderationsGeneral Hart Installation Flowchart Mount the Transmitter Installation ProceduresLCD Switches LOI Switches Set SwitchesAMS Configure Alarm DirectionHart Terminal Blocks Connect Wiring and Power UpGrounding Installing the LCD MeterSection Configuration Commissioning on the Bench with Hart Setting the Loop to ManualWiring Diagrams Menu Tree Hart CommunicatorFunction Hart Fast Key Sequence Fast Key SequenceReview Configuration Data Process Variables Sensor TemperatureCheck Output Rerange Basic SetupSet Process Variable Units Fast Keys 3, 1 LCD Display DampingFailure Mode Alarm and Saturation Detailed SetupAlarm and Saturation Level Configuration Alarm and Saturation Values for Multidrop Mode Alarm and Saturation Levels for Burst ModeAlarm Level Verification Process Alerts Scaled Variable Configuration Rosemount Re-mapping Transmitter Test Sensor Temperature UnitDiagnostics Service Loop Test Advanced Functions for Hart Protocol Saving, Recalling, Cloning Configuration DataRosemount Burst Mode Multidrop Communication Polling a Multidropped Transmitter Changing a Transmitter AddressCommunicating with a Multidropped Transmitter Overview Calibration for Hart Protocol Operation and MaintenanceCalibration Overview Transmitter Data Flow with Calibration Options Determining Calibration Frequency Calculate total probable error TPEChoosing a Trim Procedure Sensor Trim Full Trim Zero TrimRecall Factory Trim Recall Factory Trim- Sensor Trim Analog Output Trim Digital-to-Analog Trim Recall Factory Trim- Analog OutputDigital-to-Analog Trim Using Other Scale Fail Module Diagnostic MessagesNonpv Limit Stuck KEY Troubleshooting Symptom Corrective Actions Appendix a Reference Data SpecificationsPerformance Specifications 00809-0100-4027, Rev AA December Range and Sensor Limits Functional SpecificationsRosemount Physical Specifications 11/2 inch Tri-Clamp Module Dimensional DrawingsInch Tri-Clamp Module Fractional Line Fitting Module Code Process Connection Style Ordering InformationAppendix B Product Certificates North American Certifications Hazardous Locations CertificationsRosemount Rosemount Index Index-2 Page ¢00809-0100-4027 ¤