1:1 1/4" Forward/Exhaust Flow Volume Boosters - Fairchild

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1:1 1/4" Forward/Exhaust Flow Volume Boosters - Fairchild - 20812

Reference code : 20812

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Flow capacity of 45 SCFM (76.5 m3/HR)

Ten available pressure ratios

Optional Adjustable By-Pass Needle Valve option includes bubble tight exhaust valve.

Optional Fixed Negative Bias.

A separate Control Chamber isolates the diaphragm from the main flow.

Unit construction.

Mounting Bracket available

Canadian Registration Number (CRN) Certification.


Fast responsive operation.

Easily suits your downstream pressure requirements.

Allows tuning for optimum dynamic response (1:1 ratio only) and cycle free operation with Valve Positioners.

Facilitates use with pneumatic signal devices that cannot be adjusted to zero signal pressure

Eliminates hunting and buzzing

Allows servicing without removal

Easy installation in the field

Suitable for use in all Canadian territories and provinces

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