The 627 Series direct-operated pressure reducing regulators are for low-and high-pressure systems. These regulators can be used with natural gas, air or a variety of other gases. Performance characteristics vary according to construction.
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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
Body Sizes and End Connection Styles
3/4, 1, or 2: NPT end connections
NPS 1 or 2 (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 (0,34 to 34,5 bar) in six ranges
Pressure Registration
Type 627, 627H or 627R: Internal
Type 627M, 627HM or 627MR: External through 1/4 NPT internal control line connection in the diaphragm case
Temperature Capabilities
-20º to 180ºF (-29º to 82ºC)
Approximate Weights
Ductile Iron or Steel Casings: 10 Pounds (5 kg)
Aluminum Casings: 6.3 Pounds (3 kg)
Additional Technical Data
For additional technical information, contact your local Sales Office or refer to technical documentation.
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