Potter Sprinkler Flow Switch VSR-4

Key Features

• UL, CUL and CSFM Listed, FM Approved, LPCB Approved, For CE Marked
• Flow Sensitivity Range for Signal: 4-10 GPM (15-38 LPM) - UL
• Conduit Entrances: Two knockouts provided for 1/2 conduit. Individual switch compartments suitable for dissimilar voltages.
• Easy to read retard time delay adjustment knob
• Two SPDT (form C) contacts
• Easy to read wire terminal designations

Enhance the safety of your wet sprinkler system with the Potter Electric Signal, LLC Model VSR-4 Sprinkler Flow Switch. This vane type waterflow switch is UL Listed and FM Approved for use on steel pipes, offering reliable performance on various pipe schedules and sizes. The Model VSR-4 is LPC approved and can be utilized as a sectional waterflow detector for larger systems. Featuring two single pole, double throw, snap action switches and an adjustable pneumatic retard, this switch activates when a flow of 10 GPM or more is detected downstream. The durable die-cast housing with tamper-resistant screws ensures secure installation, with an optional tamper switch available for added security.

Technical Specifications