Features

• Internal Relief Valve

• Types 627R and 627MR Travel Stop

• Relief Operation Indicator

• Easy to Maintain

• Installation Adaptability

• Application Versatility

• Tamper-Resistant

• Wide Range of Flow Capabilities

• Tight Shutoff Capability

Temperature Capabilities

-20º to 180ºF (-29º to 82ºC)

Body Sizes and End Connection Styles

3/4, 1, or 2-inch (DN 25 or 50): NPT end connections

1 or 2-inch (DN 25 or 50): CL150 RF, CL300 RF, CL600 RF flanged end connections

Maximum Inlet Pressure

• NPT Steel: 2000 psig (138 bar)

• Flanged Steel: 1500 psig (103 bar)

• Ductile Iron: 1000 psig (69 bar)

Outlet Pressure Range

5 to 500 psig (0,3 to 34,5 bar) in six ranges

Pressure Registration

• Type 627, 627H or 627R: Internal

• Type 627M, 627HM or 627MR: External through 1/4-inch NPT female control line connection in the diaphragm case

Approximate Weights

Ductile Iron or Steel Casings:  10 lb (4,5 kg)

Aluminum Casings: 6.3 lb (2,8 kg)