These vane-type water-flow detection switches are designed for installation on water-filled pipes in fire sprinkler systems.

Flowing water deflects the vane, activating the output switch.

Features

• Sealed retard mechanism immune to dust and other contaminants
• Visual switch activation
• Field-replaceable retard mechanism and switches
• Rugged dual form C (changeover, SPDT) switches enclosed in a durable terminal block
• Accommodates up to 12 AWG wire
• Suitable for indoor or outdoor use
• 100 percent synchronization activates both fire alarm control panel and local bell
• Tamper-resistant cover screws

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