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  Dortronics Door Prop Alarms
 Door prop alarm with pushbutton exit
Features:
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 ma
Don't forget the power supply! Go here
Or a power supply with back up battery system
Go here
![We have found this manufacturer to be very supportive to the end user. They represent the very best and if you have a problem with one of their products they will do whatever it takes to correct the problem](http://us.st12.yimg.com/us.st.yimg.com/I/853111_1830_1016539.jpg")
We have found this manufacturer to be extremely user friendly !
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|  Dortronics Door Prop Alarm With Key CylinderDoor prob alarm with key switch
Door prop alarm with adjustable 0-90 minutes door open delay, tri-state LED, alarm output (DPDT) relay with local alarm piezo (automatic alarm reset by 15 minute timer or door re-secure and mortise alternate action key switch (DPDT) for shunt/override on double gang plate.
Power requirement:
12 or 24 VDC
Current draw: 75 ma
Dont forget the power supply!Click here
We have found this manufacturer to be extremely user friendly !
| | |  Dortronics Door Prop AlarmDoor prop alarm with adjustable 0-90 minutes door open delay, alarm output (DPDT) relay, tri-state LED and local alarm piezo (reset on door re-secure) on a standard single gang plate and box.
Power requirement:
12 or 24 VDC
Current draw: 75 ma
Dont forget the power supply!Click here
We have found this manufacturer to be extremely user friendly !
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![](http://us.st12.yimg.com/us.st.yimg.com/I/853111_1584_152383.jpg"<br)
![We take these credit cards](http://us.st12.yimg.com/us.st.yimg.com/I/853111_1783_1593278.jpg")
We also accept Paypal for US orders
and now also international orders through our international checkout.
![](http://us.st12.yimg.com/us.st.yimg.com/I/853111_1606_231244.jpg") We are proud to be
A top rated store!
Phone: 561 479-0498
Fax: 781 459-0498
Have a question or comment? e-mail us!
We look forward to hearing from you!
In This Business Since 1978
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