Fisher VBL Series Volume Booster
Brands
Fisher
Fisher VBL Series Volume Booster
Desctiption
Fisher VBL volume booster is used in conjunction with a positioner on a throttling control valve to increase stroking speed. The booster incorporates fixed deadband, soft seat construction, and an integral bypass restriction to eliminate positioner saturation problems.
Fisher VBL Series Volume Booster
Types
Fisher Controller and Instrument, Fisher VBL Volume Booster
Fisher VBL Series Volume Booster
Features
- Soft seats provide tight shutoff to reduce unnecessary air consumption and eliminate saturation of positioner relays.
- Permits high actuator stroking speeds upon demand without degrading the positioner steady-state accuracy.
