Fairchild’s Model 4900A is a High Flow Pneumatic Volume Booster designed for high precision applications. With its Cv of 9 in both forward and exhaust modes, this pilot operated booster provides fast response, very low deadband and high precision control. In its pilot operated regulator design, the Model 4900A handles up 17 Barg [250 psig] supply pressure and delivers an output pressure up to 10 Barg [150 psig] . The Fairchild Model 4900A Booster provides a flow capacity of 850 m3/HR, which equates to a Cv factor of approximately 9 in both forward and exhaust modes.
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