Inflatable seated butterfly valve Posi flate

Inflatable Seated Butterfly Valves
Series 485, 486, 487, 488
ANSI and Metric Flange Compatible

Performance Features:
Inflatable seat compensates for disc and seat wear
Longer valve life
Minimal seat wear
No disc impingement
Ultra-low torque requirements
Lower actuator costs
More seal contact area
Proven excellent for abrasive and dry solids
Disc designed to prevent material build-up
Double shaft seals
Multiple bearings
Fail-safe monitoring

Temperature limits: -40° to 300° F (-40° to 150° C), varies with application and materials of construction.
Air supply: 115 PSIG (7.9 bar) maximum to seat, varies with application.
Working pressure: Full vacuum to 100 PSIG (6.9 bar), varies with materials of construction.
Operating torque: Varies with application.