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1305D and 1305DH Deadweight Tester

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: 15 psi to 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 included with each instrument