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

Please Contact Us for more detail