Fire Evac and Lockdown Controller

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50 event 24 Hour 7 Day Timer with fire and Evacuation and Lockdown Tones

The A 4505C is a weekly timer and Evacuation controller all housed in a convenient 1RU rack mount chassis. A total of 50 “event” switching times are available through the timing functions. Each event can be set to turn on any single day of the week or on multiple days, from 1 sec up to 24 hours. When a timing event is activated, an MP3 audio file will be played and output through the dual RCA line level output. There are fourteen MP3 playback options for the timing events, which include the Bell, Prebell, Music and folders 5-15. A micro SD card which is supplied, houses all the MP3 files to be played as well as storing all the timing events (Note: MP3 files should have the following specifications for optimum performance. 128kbps, 44.1kHz, 32bit, VBR or CBR, stereo or mono).


  • MP3 audio format for Bell, Prebell and Music timing outputs
  • MP3 audio format Emergency Tones conform to AS 1670.4 (supplied)
  • Random play of MP3 files for Prebell and Music triggers
  • Easy PC based timing event setup
  • Local push button operation of Alert, Evac and Bell
  • Remote triggering of Alert, Evac and Bell
  • Adjustable auto alert to evac switch over times (DIP switches 5-8)
  • MP3 audio format Voice over message (In Evacuation cycle)
  • Switched 24VDC output for Bell, Alert or Evac mode
  • Pluggable screw terminal connections
  • Auxiliary level output
  • Battery backup of current time
  • 24V DC operation
  • Standard 1U 19” rack mount case
  • Suitable for any amplifier with an auxiliary input
  • 10 Year Warranty
  • Australian Designed and Manufactured
  • Includes Power Supply