Potter VSR-2 VSR Series Vane Type Waterflow Alarm Switch with Retard, 2 Nominal Pipe Size

Product Description

The Potter Electric Signal VSR-2 is a vane type waterflow alarm switch designed for wet sprinkler systems. This switch is UL Listed for use on steel pipes with schedules from five to forty, accommodating sizes two to six inches. It is also UL Listed and FM Approved for schedules ten to forty, covering sizes two through eight inches. The VSR can function as a sectional waterflow detector in larger systems.

• Two single pole, double throw snap action switches
• Flow activation at ten GPM or more
• Adjustable pneumatic retard for customizable responsiveness

Product Highlights

The VSR-2's robust design features two tamper-resistant screws, requiring a special key for cover removal. A field installable tamper switch option is available to signal unauthorized cover access.

Product Information

Standard Information

• Brand: Potter Electric Signal, LLC
• Manufacturer Part Number: VSR-2

Technical Specifications

• Model: VSR-2
• Usage: Wet sprinkler systems
• Pipe Size Compatibility: Sizes 2-8 inches
• Flow Rate Activation: 10 GPM (38 LPM)
• Housing Material: Die-cast
• Conduit Entrances: Two knockouts for 1/2 inch conduit