Rexroth Check-Q-meter FD

Products Mode: FD12FA-2X/B03V

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  FD Check-Q-meter FD free pilot operated check valve Download
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Check-Q-meter FD
The check-Q-meter is a leakage-free pilot operated check valve. It controls the returning flow qV2 in relation to the flow being directed into the opposite side of the actuator 
qV1. With cylinders the area ratio (qV2 = qV1 × ϕ) has to be taken into account.
▶ By-pass valve, free-flow in opposite direction
▶ Optional built-on secondary pressure relief valve (only for valve with flange connections)
▶ For installation in manifolds (cartridge valve)
▶ With SAE flanged ports
▶ For sub plate mounting, porting pattern to 
– ISO 5781-06-07-0-00 (size 12, 16)
– ISO 5781-08-10-0-00 (size 25)
– ISO 5781-10-13-0-00 (size 32)
▶ Use sub plate version when valve panel mounting
Fields of application
▶ Construction machinery
▶ Cranes
▶ Excavators
▶ Material handler
▶ Drilling rigs
▶ Stationary applications