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Potter Pressure Activated Waterflow Alarm Switch with Retard
Shop all Potter Electric Signal, LLC

Potter WFSR-F Pressure Activated Waterflow Alarm Switch with Retard

WFSR-F|PL-WFSRF
Shop all Potter Electric Signal, LLC

Potter WFSR-F Pressure Activated Waterflow Alarm Switch with Retard

WFSR-F|PL-WFSRF

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Potter Pressure Activated Waterflow Alarm Switch with Retard
Potter Electric Signal, LLC

Potter WFSR-F Pressure Activated Waterflow Alarm Switch with Retard

WFSR-F | PL-WFSRF

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Overview
Specifications
Documents

Product Overview

The Model WFSR-F is a pressure operated switch with an adjustable, instantly recycling pneumatic retard to prevent false alarms due to water pressure variation. The WFSR-F is connected into the alarm port of a wet sprinkler system alarm check valve.

Main Features

  • Assembled in USA
  • 0-90 second field replaceable time delay retard
  • Easy to read retard time delay adjustment knob
  • Pressure Connection: 1/2" Male NPT
  • Pressure Adjustments: Factory adjusted to operate between. 5 and 8 PSI (0.35 and 0,55 BAR) on rising pressure
  • Maximum system pressure: 175 PSI (12,1 BAR)
  • Contact Ratings: Two Sets of SPDT (Form C). 15.0 Amps at 125/250VAC. 2.0 Amps at 30VDC Resistive
  • Conduit Entrances: Two knockouts provided for 1/2" conduit
  • Environmental Specifications: 40°F to 120°F (4,5°C to 49°C). NEMA 4 Enclosure - when used with proper conduit fittings

    • General Information

    Name:Potter WFSR-F Pressure Activated Waterflow Alarm Switch with Retard
    Category:Potter Electric Signal, LLC, Fire, Water Flow Controls
    UPC Code:785192000433
    Country of Origin:United States. Country of origin is subject to change.

    Specifications

    Product Documents and Resources

    Product Data Sheet