Door prop alarm with pushbutton exit
Adjustable 0-90 minutes door open delay, tri-state led, alarm output, DPDT relay with local alarm piezo (automatic
alarm reset by timer or door re-secure), and momentary action push button switch (NO/NC) on double gang plate.
How door props work:
Upon power up a short beep will sound. This arms it.
With the door contact in the closed (N.C) state the door
contact the exit timer begins counting dowm.
Upon completion of the exit time count down the LED turns red and a steady audible waring tone begins. This period of time is determined by the built in prop timer.
Upon completion of the prop waring period the LED flashes,
the piezo emits a pulsing audible and simultaneously activates the alarm relay output.
Reset is automatic by closing door (without reset switch across terminals #9 and #10).
Or Reset by N.C. reset switch across terminals #9 and #10 then closing door will not reset.Power requirement
12 or 24 VDC
Current draw: 75 maDon't forget the power supply
! Go here
Or a power supply with back up battery system