Features

• Designed for Digital Instrumentation

• Optional Smart Bleed™ Construction

• Optional Stainless Steel Construction

• Compact and Light Weight

• No Air Loss

• Easy Maintenance

• Optional Integral Filter

• Optional Internal Relief Valve

• Rugged Construction

• NACE Construction Available

Body Size and End Connection Style

1/4-inch NPT

Maximum Inlet Pressure (Body Rating)

All except Types 67CS and 67CSR:  250 psig (17,2 bar)Type 67CS and 67CSR: 400 psig (27,6 bar)

Maximum Emergency Outlet Pressure

50 psi (3,4 bar) over outlet pressure setting

Wide-Open Flow Coefficients

Main Valve: Cg: 11.7; Cv: 0.36; C1: 32.2Internal Relief Valve: Cg: 1.45; Cv: 0.045; C1: 32.8

Pressure Registration

Internal

Temperature Capabilities

With Nitrile (NBR):Standard Bolting: -20° to 180°F (-29° to 82°C)Stainless Steel Bolting: -40° to 180°F (-40° to 82°C)With Fluorocarbon (FKM): Polyethylene Filter3 (Standard): 0° to 180°F (-18° to 82°C)Polyvinylidene (PVDF), SST, or Glass Filter (Optional): 0° to 300°F (-18° to 149°C)With Silicon (VMQ)4 Diaphragm and Low Temperature Bolting:-60° to 180°F (-51° to 82°C)With Gauges: -20°F to 180°F (-29° to 82°C)

3Do not use in high aromatic hydrocarbon service.4Silicone (VMQ) is not compatible with hydrocarbon gas.

Approximate Weight

Types 67C, 67CR, 67CF and 67CFR: 1 pound (0,5 kg)Types 67CS and 67CSR: 2.5 pounds (1,1 kg)Types 67CFS and 67CFSR: 4 pounds (1,8 kg)