Sierra 241-VTP, 240-VTP instruction manual Customer Notice, Copyright Sierra Instruments

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Customer Notice

Unless you have specifically ordered Sierra’s optional O2 cleaning, this flow meter may not be fit for oxygen service. Sierra Instruments, Inc., is not liable for any damage or personal injury, whatsoever, resulting from the use of Sierra Instru- ments standard mass flow meters for oxygen gas. You are responsible for clean- ing the mass flow meter to the degree required for your oxygen flow application.

© COPYRIGHT SIERRA INSTRUMENTS 1997

No part of this publication may be copied or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any human or computer language, in any form or by any means, electronic, mechanical, manual, or otherwise, or disclosed to third parties without the express written permission of Sierra Instruments. The information contained in this manual is subject to change without notice.

TRADEMARKS

Innova-Mass™ is a trademark of Sierra Instruments, Inc. Other product and company names listed in this manual are trademarks or trade names of their respective manufac- turers.

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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 Innova-MassMulti-Parameter Vortex Mass Flow Meters Using This ManualIntroduction 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 Flow Meter Installation Requirements InstallationInstallation Overview 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 InstallationIsolation Valve Selection Series 241 Insertion Flow Meter InstallationMounting Position 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 2 NPT Style Meters Installing Flow Meters with a Packing Gland ConnectionExample 1 Flange 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 AdjustmentAC Power Wiring Wiring ConnectionsInput Power Connections 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 Sierra Operating InstructionsFlow Meter Display/Keypad 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 Density Appendix C Fluid CalculationsCalculations for Steam T & P 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