1305D and 1305DH Deadweight Tester

The Ashcroft® 1305D and 1305DH deadweight testers provide a precise means for generating pressure with high accuracy that can be used as a primary calibration standard. The unit’s built-in shuttle valve provides the means to control the rate of pressure increase, while precision adjustment is accomplished with an integral micro vernier displacement valve. An ideal product that offers a rugged field ready primary standard, certified to yield consistent accurate results.

Key Features:
  • NIST traceable primary pressure standard
  • Includes complete set of weights for pressure generation
  • Dual Range system includes Low and High pressure piston assemblies
  • Portable, includes metal “tool box” for protection and portability
  • Includes tools and adapters to accommodate most calibration requirements
Specifications:
  • Accuracy: ±0.1% of reading
  • Operating pressure: 0 … 15 to 0 … 10.000 psi
  • Piston and cylinder material: stainless steel
  • O-ring material:
    Type 1305D: Buna-N
    Type 1305DH: Ethylene Propylene
  • Fluid:
    Type 1305D: SAE 20 weight automotive or machine oil
    Type 1305DH: Phosphate ester or Glycol based hydraulic fluids

The 1305D and 1305DH deadweight tester provides precision on applications:

Industrial Market:
  • Test and Measurement
  • Calibration Laboratories
  • NIST – traceable certificate incluuded with each instrument
 

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1327D Pressure Gauge Comparator

The Ashcroft® 1327D pressure gauge comparator offers the ideal combination of a reliable pressure source and a proven secondary standard.

Tools

  • Distributor Locator

    Locate an authorized Ashcroft distributor in your area.
  • Materials Selector

    Use the selector to review compatible wetted materials and requirements of your application.
  • Unit Convertor

    Need to convert measurement units? Check out our quick and easy approach to pressure, temperature and flow unit conversions.