Manual Call Point Alarm
Manual Call Points 7. Adjustment of the Manual Call Point after alarm triggering Automatic or manual detector addressing via rotary switch possible. Demco Manual Call Point D-108 is suitable for open or close circuit system and is professionally designed for use in fire detection systems with central.
Point Alarm System
Joseph m juran quality control. A manual call point is a device which enables personnel to raise an alarm in the event of a fire incident by pressing a frangible element to activate the alarm system. A fire alarm call point should be installed at a height of 1.4m above floor level at easily accessible and conspicuous positions. This includes on exit routes, at the entry floor landing of staircases and at all exits to the open air.
A fire alarm call point should also be spaced so that one may always be found within a maximum distance of 30m apart.