Teledyne NALL instruction manual Teledyne Hastings

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TELEDYNE

HASTINGS

INSTRUMENTS

INSTRUCTION MANUAL

MODEL NALL

MASS FLOWMETERS

I S O 9 0 0 1

C E R T I F I E D

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Contents Teledyne Hastings Manual Print History Table of Contents 12.0 General Information FeaturesOperating Principle Operating PrincipleReceiving and Inspection Transducer Installation InstructionsFilters Power SupplyCables Electrical Zero Check Using the Flowmeter Flowmeter Factory Calibrated for a Special Gas Output SignalGas Mixtures Repeatability AccuracyOver-range Standard Transducers Pressure EffectsLow Pressure Drop Transducers High Pressure Transducers OptionalAmbient Temperatures Transducer Temperature EffectsPower Supply Gas TemperatureTypical Pressure Drops Differential PressureChanges in DP with Changes in Line Pressure Increase in Line PressureDP Increase Due to Fouling of the Transducer Decrease in Line PressureCalibration Calibration ProceduresTransducer Transducers Cleaning MaintenancePower Supply Troubleshooting Damage to the TransducerOptions and Accessories AccessoriesDouble Point Relay Flowmeter/Alarm DNALL-P Totalizers TNALL-P DescriptionsChassis Model NALL-C MaintenanceCurrent Converter NAll-P/CC Warranty Repair Policy Warranty and RepairNon-Warranty Repair Policy