
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)




