Fisher LS200 self operated regulator are ideal for district stations or high capacity industrial applications such as driers, furnaces, boilers or burners.

The LS200 is a large capacity, balanced port with optional integral slam-shut.
Ease of maintenance was the primary goal in this product development.
Fisher™ LS200 Series Regulators

Specs

Body Sizes
Gray Iron: 2x2 DN50x50 with NPT or 125FF, 2x4 DN50x100 with 125FF
Ductile Iron
2x2 DN 50x50 with NPT or PN16, 150RF, 2x4 DN50x100 with PN16 or 150RF
Steel
2x2 DN 50x50 with NPT or PN16, 150RF, 2x4 DN50x100 with PN16 or 150RF
Operating Inlet Pressure
Type LS220: 125 psi / 8.6 bar for less than 10 psi set points,
Type LS250
284 psi / 19.6 bar
Maximum Emergency Inlet Pressure
284 psi / 19.6 bar
Maximum Emergency Outlet (Casing) Pressure
Medium Pressure: 50 psi / 3.44 bar
High Pressure
150 psi / 10.34 bar
Spring Ranges LS220, LS224 (350mm)
Light Green (4.35 to 5.1 psi / 0.3 to 0.35 bar)
Spring Ranges LS250, LS254 (255mm)
Pink(20 to 30.3 psi / 1.38 to 2.09 bar)
Temperature Ratings
-20 to 150 F / -29 to 66 C (Non PED)
Certifications
DVGW, V9, CRN, 25% H2 Blending Approved, EN334, EN14382
Pressure Registration
External

Features

  • Easy maintenance - 30 minute disc change with 1 person
  • Fail Open Design for District Station monitor applications
  • Travel Indicator (Travel Monitoring in Development)
  • Expanded Outlet for short piping
  • Field convertible slam-shut location (Slam-shut can be installed on either side of body)
  • Bubble tight shutoff
  • 25% H2 Blending Ready, Contact Emerson Impact Partners for 100% H2
  • Ductile iron, Gray Iron, Steel Body
  • Optional Integrated Slam-shut with Remote Monitoring

Fisher LS200 Series Natural Gas Distribution Regulators

Fisher LS200 Series Natural Gas Distribution Regulators

Full Rebuild of the New Fisher LS200 Pressure Regulator

Full Rebuild of the New Fisher LS200 Pressure Regulator
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