Sierra 241-VTP, 240-VTP instruction manual Troubleshooting and Repair

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Table of ContentsSeries 24-HP Instruction Manual

Energy Menu	3-10
Fluid Menu	3-11
Units Menu	3-12
Time and Date Menu	3-13
Diagnostics Menu	3-14
Calibration Menu	3-15
Password Menu	3-16

Chapter 4 Troubleshooting and Repair

Hidden Diagnostics Menus	4-1
Column One Hidden Diagnostics Values	4-2
Column Two Hidden Diagnostics Values	4-3
Analog Output Calibration	4-5
Troubleshooting the Flow Meter	4-6
Symptom: Output at no Flow	4-6
Symptom: Erratic Output	4-6
Symptom: No Output	4-7
Symptom: Meter Displays Temperature Fault	4-7
Symptom: Meter Displays Pressure Fault	4-8
Electronics Assembly Replacement	4-9
Pressure Sensor Replacement (Series 240 Only)	4-9
Returning Equipment to the Factory	4-10

Appendix A Product Specifications

Appendix B Glossary

Appendix C Fluid Calculations

Appendix D HART Communication

Appendix E Modbus Communication

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Contents Models 240-VT, 240-VTP, 241-VT, 241-VTP Customer Notice Copyright Sierra InstrumentsTable of Contents Troubleshooting and Repair Figures TablesTable of Contents Introduction Using This ManualInnova-MassMulti-Parameter Vortex Mass Flow Meters Receipt of System Components Technical AssistanceHow the Innova-Mass Vortex Mass Flow Meter Operates Velocity MeasurementVortex Shedding Frequency Vortex Frequency SensingFlow Velocity Range Gas LiquidTemperature Measurement Reynolds Number Range for the Innova-MassFlow Meter Configurations Pressure MeasurementFlow Meter Electronics Installation Overview InstallationFlow Meter Installation Requirements Unobstructed Flow Requirements Series 240 In-Line Flow Meter Installation Flange Bolt SpecificationsWafer-Style Flow Meter Installation Wafer-Style Flow Meter InstallationFlange-Style Flow Meter Installation Flange-Style Flow Meter InstallationMounting Position Series 241 Insertion Flow Meter InstallationIsolation Valve Selection Cold Tap Guidelines Hot Tap Guidelines FlowFlow Meter Insertion Use the Correct Insertion FormulaInstalling Flow Meters with a Compression Connection ExampleInsertion Procedure for Meters with a Compression Connection Example 1 Flange Style Meters Installing Flow Meters with a Packing Gland ConnectionExample 2 NPT Style Meters Flow Meter with Permanent Insertion Tool 10. Flow Meter with Removable Insertion Tool 11. Insertion Calculation Meters without Insertion Tool Installation Adjusting Meter Orientation Display/Keypad Adjustment All MetersEnclosure Adjustment Series 240 Only 13. Enclosure Viewing AdjustmentWiring Connections Input Power ConnectionsAC Power Wiring DC Power WiringMA Output Connections 16. Load Resistance Versus Input VoltagePulse Output Connections 20. Isolated Pulse Output with External Power Supply Alarm Output Connections 23. Isolated Alarm Output with External Power SupplyRemote Electronics Wiring 25. Isolated Alarm Output Using Meter Provided Power SupplyOptional Input Electronics Wiring Optional Energy EMS Input Electronics WiringPage Flow Meter Display/Keypad Operating InstructionsSierra Run Mode Screens Start-UpUsing the Setup Menus Programming the Flow MeterOutput Menu TimeConstSec XxxxExample for Setting an Output First, set the desired units of measurementExample for Changing a Run Mode Display Item Display MenuAlarms Menu Example for Setting an AlarmExample for Setting the Totalizer Totalizer #1 MenuTotalizer #2 Menu Configuration Energy Menu For EMS Energy Meters OnlyFluid Menu Units Menu Example for Setting the Time Time & Date MenuDiagnostics Menu Calibration Menu Password Menu Troubleshooting and Repair Hidden Diagnostics MenusColumn One Hidden Diagnostics Values IM-24-HP A2D Ref. Resistor = Factory Use Only Analog Output Calibration Troubleshooting the Flow Meter Symptom Output at no Flow Symptom No Output Symptom Meter Displays Temperature Fault Electronics Assembly Replacement All Meters Pressure Sensor Replacement Appendix a Product Specifications Appendix a Specifications Appendix a Specifications Cnpt IP66, Nema Page Appendix B Glossary C DK L S T Page Appendix C Fluid Calculations Calculations for Steam T & PDensity ViscosityCalculations for Gas Real Gas and Other Gas Density for real gases is calculated from the equationCalculations for Liquid Page Appendix D Hart Commands with DD Menu PV AOAppendix D Hart Commands without DD Menu PV AO PV LRV URVAppendix E Modbus Communication Applicable Flow Meter ModelsModbus Order Register Definitions Appendix E Modbus Commands Following registers contain the display units strings Control Register Definitions Examples An attempt to read registers that don’t exist 8C 3A CRC not the correct CRC EJS-02-06-07 Appendix E Modbus Commands