Teledyne Hastings | Teledyne NALL instruction

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

Image 1

Teledyne NALL instruction manual Teledyne Hastings

Contents

Teledyne Hastings Manual Print History Table of Contents 12.0 General Information Features Operating Principle Operating Principle Receiving and Inspection Transducer Installation Instructions Filters 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 Optional Ambient Temperatures Transducer Temperature EffectsPower Supply Gas Temperature Typical Pressure Drops Differential PressureChanges in DP with Changes in Line Pressure Increase in Line Pressure DP Increase Due to Fouling of the Transducer Decrease in Line Pressure Calibration Calibration Procedures Transducer Transducers Cleaning MaintenancePower Supply Troubleshooting Damage to the Transducer Options and Accessories AccessoriesDouble Point Relay Flowmeter/Alarm DNALL-P Totalizers TNALL-P Descriptions Chassis Model NALL-C MaintenanceCurrent Converter NAll-P/CC Warranty Repair Policy Warranty and RepairNon-Warranty Repair Policy