System Sensor WFD20E waterflow detector

• Make: System Sensor
• Model code: WFD20E

System Sensor WFD20E is a waterflow detector for use with 50mm pipe and can be mounted in a vertical or horizontal position. It incorporates a mechanical retard feature, which minimizes the risk of false alarm due to pressure surges or air trapped in the sprinkler system. In addition, the mechanical retard’s unique sealed design is immune to dust and other contaminants. WFD20E consists of a rugged, IP54-rated enclosure. Designed for both indoor and outdoor use, the detector operates across a wide temperature range.