Alemite 7716-D1, Руководство по обслуживанию

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SER 7716-D1 High-Pressure Measuring Control Valve
Revision (11-95) 10 Alemite Corporation
D D
Lever Depressed
Discharge
Pressure
Chamber A
Chamber B
Lever Released
Discharge
Chamber A
Product Flow
With the lever released and the system pressurized, product enters Port B
and fills Chamber B.
Initial Fill
Lever Depresssed
When the lever is depressed, the slide valve moves to allow product
to enter Port A and fill Chamber A. At the same time the slide valve
aligns Port B with Port D. This allows product to flow
from Chamber B via Port B and into Port D to discharge.
Lever Released
When the lever is released, the slide valve moves to allow product to enter Port B
and fill Chamber B once again. At the same time the slide valve aligns Port A with Port D.
Product from Chamber A flows via Port A into Port D to discharge.
Pressure
Chamber B
Pressure
Discharge
Ports
Ports
A
B
A
B
Figure 6 High-Pressure Measuring Control Valve Model 7716-D1 - Section View of Valve Body