Type H800 relief valve is a compact, lightweight, direct-operated relief valve. It is used primarily between a pneumatic instrument and its supply pressure regulator to limit the instrument supply pressure to 50 psig / 3,4 bar should the supply pressure regulator fail open.
Fisher .China Guangzhou Honest Gas Equipment Co., LTD.
Tel:+86-020-32201622
Mobile phone|weixin:15876552411
E-mail:363495724@qq.com
Fisher.China website:http://www.zgfisher.com
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, start-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 to 150°F / -29 to 66℃
Features
Application Dependability
Easy Installation
Economical
Tamper-Resistant
