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Fisher Type H800 Relief Valve

Rp123000.00

Product Description

The Fisher Type H800 is a compact and lightweight, direct-operated relief valve designed to ensure system safety and reliability. It is primarily used between a pneumatic instrument and its supply pressure regulator to protect the instrument by limiting the supply pressure to 50 psig (3.4 bar) in the event of a regulator failure.

Key Features

  • Application Dependability: Reliable performance in critical applications.

  • Easy Installation: Simplifies setup and integration into systems.

  • Economical: Cost-effective solution for pressure relief requirements.

  • Tamper-Resistant: Designed to prevent unauthorized adjustments, ensuring consistent operation.

Specifications

  • Body Size and End Connection Style: 1/4" NPT

  • Flow Coefficient:

    • Wide-Open Cg: 55

    • Km: 0.79

  • Maximum Allowable Inlet (Relief) Pressure: 250 psig (17.2 bar)

  • Relief Pressure Range: Non-adjustable, starts to discharge between 39 to 44 psig (2.7 to 3.0 bar)

  • Reseat Pressure: 35 psig (2.4 bar) or higher

  • Temperature Capabilities: -20°F to 150°F (-29°C to 66°C)

  • Approximate Weight: 5 ounces (140 grams)