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 The Model 740 Booster-Pump Control Valve is a hydraulically-operated, diaphragm-actuated, active check valve that opens fully or shuts off in response to electric signals. It isolates the pump from the system during pump starting and stopping, to prevent pipeline surges.
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Isolation of pump start and stop effects from system, for:
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Solitary single speed pumps
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Battery of single speed pumps (add & switch)
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Battery of variable speed pumps (add)
Features and Benefits
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Line-pressure driven
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Independent operation
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No motor required
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Long-term drip-tight sealing
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Solenoid-controlled
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Low-cost wiring
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Wide ranges of pressures and voltages
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Normally Open or Normally Closed
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Check feature (spring-loaded type)
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Replaces line-sized check valve
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Fail-safe mechanical closure
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In-line serviceable – easy maintenance
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Double chamber
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Full-powered opening (option “B”) & closing
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Non-slam opening & closing characteristic
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Protected diaphragm
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Balanced seal disk – high flow capacity
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Flexible design – easy addition of hydraulic features
Back to 700 Series Control Valve Line Up
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