Sprinkler Flow Switch Operation

The flow switch will indicate its location a fire indicator panel but may not call the fire brigade.

Sprinkler flow switch operation.

Water flow switches are implemented in water sprinkler systems. In the case of a fire for example a flow switch can trigger an. Waterflow detectors monitor the flow of water to sprinkler heads. Wet pipe fire sprinkler systems require an alarm check valve a device that prevents water from flowing in the wrong direction and features a flow switch or another listed means of sounding an alarm 16 11 3 1.

A water flow detector commonly produced by system sensor is an electro mechanical device designed to send an alarm to a fire alarm panel and or fire department when a continuous flow of water occurs through the fire sprinkler system s piping from an activated sprinkler head or leak in the system. Switches used to detect waterflow must cause an audible. A liquid flow switch is applicable in chlorination of a swimming pool hot water heating air conditioning liquid transfer systems fire sprinkler systems and industrial laser cooling systems. All flow switches should be tested in accordance with tb203 3 2 as part of a mandatory quarterly service routine.

Prior to the test the pressure on both sides of the flow switch will be equal maintaining an. Pressure switches indicate a discharge from a sprinkler. In the case of a multi storey building there is typically one flow switch per floor. For the test to be valid sufficient water must pass the flow switch to activate it equal to one sprinkler head in operation.

Supervisory switches help prevent tampering or incorrect setting of valve controls.