Dwyer Series 476A Single Pressure & Series 478A Digital Manometer

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Dwyer Series 476A Single Pressure & Series 478A Digital Manometer

Single & Dual Pressure Measurement, Electronic Zeroing, ±1.5% Accuracy

 

The SERIES 476A Single Pressure Digital Manometer can be used to measure low pressures from -20 to 20 in w.c. with ±1.5% FS accuracy. The SERIES 478A Differential Pressure Digital Manometer can be used to measure positive, negative, or differential pressures. Both units are constructed of an extruded aluminum case for exceptional durability.

  

Features

  • One button auto-zero function
  • Auto power off function to conserve battery life
  • Rugged extruded aluminum housing
  • Instant selection of up to nine English/metric units
  • ±1.5% FS accuracy

 

Product Applications

  • Verify field instrumentation performance
  • Adjust fuel mixture on combustion systems

 

Specifications

Service: Air and compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±1.5% FS @ 72°F (22.2°C). Includes linearity and repeatability.
Pressure Hysteresis: ±0.1% of FS.
Pressure Limits: 5 psig (.34 bar).
Temperature Limits: 0 to 140°F (-17.8 to 60°C).
Compensated Temperature Limits: 32 to 104°F (0 to 40°C).
Thermal Effect: 0.05% F.S./°F.
Display: 4 digit LCD (.425"H x .234"W digits).
Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.
Process Connections: Barbed connection for use with 3/16" or 1/4" I.D. tubing.
Weight: 10.8 oz (306 g).
Agency Approvals: CE.

     

    Datasheet

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    • Dwyer Series 476A Single Pressure & Series 478A Digital Manometer
    • Dwyer Series 476A Single Pressure & Series 478A Digital Manometer