Waterflow Alarm Switch (WAS)
1- Product Overview
The Waterflow alarm switch usually installed in the main pipe or branch
pipe of the pipe system. This Switch is an important part of the automatic
sprinkler system. When the Paddle detects the water flow, the water flow
signal will be converted to electrical signal, and then switch on the alarm
system, at the same time, the fire zone will be indicated.
UL Listed, Vane-type Waterflow Alarm Switch mount to water-filled pipes
in fire suppression systems.
Waterflow Alarm Switch in the pipe deflects a vane, which produces a
switched output usually after a specified delay. Most of the Waterflow
Alarm switches have a pneumatically controlled mechanical delay
mechanism.
Waterflow Alarm Switch usually installed in the main pipe or branch pipe
of the sprinkler pipe system. When the vane detects the water flow, the
water flow signal will be converted to electrical signal, and then switch on
the alarm system or start the fire pump directly, at the same time, the fire
zone will be indicated.
