Fire Alarm Door Relay

Wiring them depends on what smoke heat alarms you have in if you have a fire panel unlikely in domestic unless landlord flats then use the open on alarm volts free relays to drop power to magnets if you have mains smoke heat detectors then they need to have an auxillary volts free output so you can use it again to drop power from magnets on alarm.

Fire alarm door relay.

Fire alarm disconnect input options. B polarity reversal input from facp signaling circuit. The intelligent fire alarm relay can only be used on intelligent fire alarm systems and is made specifically to work with particular brands of fire alarm systems. Consult the list to find a relay for your specific fire alarm or notification system.

Gamewell fci silent knight firelite notifier siemens and est edwards are just a few name brand examples. It can be used with a mag lock or a strike that is configured in fail safe mode. The siemens rpr 1 remote polarized is an optional accessory for a fire alarm system control unit. In this configuration the 12 vdc power to the lock originates from a central power supply.

A normally open no or normally closed nc dry contact input. Fire alarm disconnect latching or non latching is individually selectable for any or all of the four 4 outputs. Fire alarm relays can come in many forms including wireless and detector bases. Using a relay to control power to electric lock in this example the fire alarm provides a ground signal to a relay that controls power to all the locks.

This unit allows the fire alarm system control unit to provide emergency control of other systems in the building such as air handling systems door control devices smoke control systems or other functions required by the local code and or local authority. To do this you will require fire alarm relays devices which allow the automation of certain functions. Simply connect a supervised relay from or in the fire alarm panel to the contacts and the ada supply will disconnect power to the locks. With an alarm the fire alarm control relay switches off the auxiliary relay which in turn switches off the door holders.

This video demonstrates the 24 volt auxilliary fire alarm relay. In an emergency you may wish your fire alarm system to perform a number of automated tasks this could include switching off lights or closing doors. System sensor multi voltage conventional relays are used for high current switching applications such as fan and damper assembly control door control air handling unit controls and other types of building system interfacing.