Fisher Type T205B Balanced Tank Blanketing Regulator

The Fisher Type T205B balanced tank blanketing regulator is designed for tank blanketing applications, offering accurate control of tank pressure at low settings. Its direct-operated design features a fully balanced plug to minimize sensitivity to inlet pressure changes. With a large diaphragm and rapid response time, this regulator is ideal for maintaining stable tank pressure and ensuring efficient blanketing in various industrial processes.

Key Features

• Fully Balanced Plug Design: Reduces inlet pressure sensitivity, providing more consistent operation.

• Large Diaphragm: Ensures accurate pressure control, especially at low settings.

• Low-Pressure Setting & Fast Response: Ideal for tank blanketing systems, providing quick adjustments to maintain optimal pressure.

• Accurate Control & Small Lockup Pressure: Offers precise regulation, even at low pressures.
  

Specifications

• Body Sizes: 3/4-inch or 1-inch / DN 20 or 25

• Maximum Allowable Inlet Pressure:

  • Gray Cast Iron: 150 psig / 10.3 bar

  • WCC Carbon Steel, LCC Carbon Steel, or CF8M/CF3M Stainless Steel: 200 psig / 13.8 bar

• Maximum Outlet (Casing) Pressure:

  • Gray Cast Iron: 35 psig / 2.4 bar

  • WCC Carbon Steel, LCC Carbon Steel, or CF8M/CF3M Stainless Steel: 75 psig / 5.2 bar

• Maximum Outlet Pressure to Avoid Internal Damage:

  • With Nitrile (NBR) or Fluorocarbon (FKM) diaphragm: 35 psig / 2.4 bar

  • With Fluorinated Ethylene Propylene (FEP) diaphragm: 10 psig / 0.7 bar

• Material Temperature Capabilities:

  • NBR: -20 to 180°F / -29 to 82°C

  • FEP: -20 to 180°F / -29 to 82°C

  • FKM: 40 to 300°F / 4 to 149°C

  • EPDM: -20 to 225°F / -29 to 107°C

  • FFKM: 0 to 300°F / -18 to 149°C

• Pressure Registration: External

• Approximate Weight: 17.7 pounds / 8 kg