6
TM
Type FL
Type BFL
Type MFL
Introduction
The FL Series regulators are accurate
pilot‑operated, pressure balanced,
soft seated regulators designed for
high‑pressure transmission/city gate,
large capacity distribution systems, and
power plant feeds.
The FL Series provides smooth and quiet
operation, tight shutoff, and long life.
The FL Series is in conformity with the
Pressure Equipment Directive PED 97/23/EC
and is classified under Category IV.
Available Configurations
Type FL:
High Pressure Regulator or Monitor
Type MFL:
High Pressure Regulator + Monitor
Type BFL:
High Pressure Regulator + Shutoff
All FL type regulators are available with
or without:
Type SR / SRII:
Silencer
Type SRS / SRSII:
Silencer with widened
outlet flange
A widened outlet version without built‑in
silencer is also available.
Body Sizes
FL Series:
DN 25, 40, 50, 65, 80, 100, 150*, 200*,
and 250*
(NPS 1, 1-1/2, 2, 2-1/2, 3, 4, 6*, 8*, and 10*)
FL Series with Type SRS / SRSII Silencer
or Widened Outlet:
DN 25 x 100, 40 x 150, 50 x 150, 65 x 200,
80 x 250, 100 x 250, 150 x 300*, and
200 x 400*
(NPS 1 x 4, 1-1/2 x 6, 2 x 6, 2-1/2 x 8, 3 x 10,
4 x 10, 6 x 12*, and 8 x 16*)
* These sizes are not available in MFL and BFL
configurations.
End Connection Styles
CL300, and CL600
Inlet Pressure Ranges
Allowable Pressure: Up to 100 bar
Inlet Pressure Range: 1 to 100 bar
Outlet Pressure Range
0.5 to 80 bar
MinimumOperating Differential
Pressure
0.5 bar
Accuracy Class
Up to ±1%
Lock-Up Pressure Class
Up to +5%
Class of Lock-Up Pressure Zone
Up to 5%
Built-In Shutoff Valve
Independent Pneumatic Control
Manual Reset
Accuracy Group: Up to ±1%
Response Time: ≤1 s
Temperature Capabilities
Standard Version:
Working: -10° to 60°C
Low Temperature Version:
Working: -20° to 60°C
Approximate Weights
(Including Pilot)
31 to 1190 kg
For full details consult the documenta-
tion available on our website:
• No Atmospheric Bleed
• Quiet Operation
• Control Accuracy
• Versatility
• Easy In-Line Maintenance
• Tight Shutoff
• High Capacity
• In-Service Travel Indicator
Features
FL Series
Pilot-Operated Pressure Reducing Regulators
