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The BP-3 Series is designed for either liquid or gas service in instrumentation systems. Similar in design to pressure reducing control regulators which regulate outlet pressures, back pressure regulators control the inlet pressure. The many features of this regulator, particularly its precise throttling action, make it ideal for this type of application. In low flow or closed systems, over-pressures often are released by pressure relief valves. This type of relief is on-off with no throttling control. In contrast to relief valves, the back pressure control regulator with its throttling action substantially improves system pressure regulation.
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BP-3 Stainless Steel Adjustable Back Pressure Regulators

BP-3 1/4 Inch (in) Gauge Port Size and Carbon Fiber (CF) Polytetrafluoroethylene (PTFE) Actuator Material Stainless Steel Adjustable Back Pressure Regulator

BP-3 Stainless Steel Adjustable Back Pressure Regulators

BP-3 1/4 Inch (in) Gauge Port Size and Carbon Fiber (CF) Polytetrafluoroethylene (PTFE) Actuator Material Stainless Steel Adjustable Back Pressure Regulator

BP-3 Stainless Steel Adjustable Back Pressure Regulators

BP-3 1/4 Inch (in) Gauge Port Size and Carbon Fiber (CF) Polytetrafluoroethylene (PTFE) Actuator Material Stainless Steel Adjustable Back Pressure Regulator

BP-3 Stainless Steel Adjustable Back Pressure Regulators

BP-3 1/4 Inch (in) Gauge Port Size and Carbon Fiber (CF) Polytetrafluoroethylene (PTFE) Actuator Material Stainless Steel Adjustable Back Pressure Regulator

BP-3 Stainless Steel Adjustable Back Pressure Regulators

BP-3 1/4 Inch (in) Gauge Port Size and Carbon Fiber (CF) Polytetrafluoroethylene (PTFE) Actuator Material Stainless Steel Adjustable Back Pressure Regulator
Description N/A The BP-3 Series is designed for either liquid or gas service in instrumentation systems. Similar in design to pressure reducing control regulators which regulate outlet pressures, back pressure regulators control the inlet pressure. The many features of this regulator, particularly its precise throttling action, make it ideal for this type of application. In low flow or closed systems, over-pressures often are released by pressure relief valves. This type of relief is on-off with no throttling control. In contrast to relief valves, the back pressure control regulator with its throttling action substantially improves system pressure regulation.
Brands N/A GO Regulator, Inc.
Operating Temperature N/A -40 to +500 ºF-40 to +260 ºC
Optional Various Orifice Sizes N/A 0.005 0.01 0.025 0.03 0.04 0.05 0.06 0.095 0.12 0.24 0.3
Body Material N/A 316L Stainless Steel, Stainless Steel Backing
Port Configuration N/A Standard
Process Port Size N/A 1/4 in
Process Port Types N/A Female National Pipe Tapered (FNPT)
Gauge Port Size N/A 1/4 in
Gauge Port Types N/A Female National Pipe Tapered (FNPT)
Cavity Finish N/A < 25 Ra
Actuator Material N/A Carbon Fiber (CF) Polytetrafluoroethylene (PTFE)
Flow Coefficient (Cv) N/A 0.2
Control Range N/A 0 to 10 psig N/A 0 to 10 psig N/A 0 to 25 psig N/A 0 to 100 psig N/A 0 to 100 psig
Diaphragm Type N/A Standard Diaphragm
Diaphragm Facing Material N/A Polytetrafluoroethylene (PTFE)
Diaphragm Backing Material N/A Metal Backing
Cap Assembly N/A Standard N/A Panel Mount N/A Standard N/A Standard N/A Panel Mount
Weight N/A 1.9 lb0.86 kg
Typical Applications N/A
  • Analytical instrumentation
  • Gas and liquid sampling
  • Petrochemical industry
  • Air compressors
  • Research labs
  • Pilot plants
Features and Benefits N/A
  • Only 316L stainless steel and Polytetrafluoroethylene (PTFE) in flow stream
  • Bubble tight shutoff
  • Gas or liquid service
Options N/A
  • Wetted materials of construction brass, Monel®, Hastelloy® C-276, titanium
  • Extra ports
  • Panel mount (requires a 1 3/8"mounting hole)
  • High purity connections
  • Pressure gauges
Note N/A The choices above represent an abbreviated list of the more commonly ordered options.

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