AC-D31 Indoor PIN Standalone Controller


AC-D31 is part of Rosslare’s highly sophisticated line indoor standalone controller series, ideal for residential and commercial access applications. It is an industry favorite for those looking for a basic access controller that simply gets the job done.

The attractively designed AC-D31 is easy to program and easy to use. This advanced 500-user, PIN only standalone controller is packed with features such as eight auxiliary modes, multiple user levels and operation modes, as well as case tamper protection.

Main Features:

  • Advanced 500-user standalone controller
  • Two tri-colored LEDs and internal buzzer indicators
  • Lock strike and auxiliary relay outputs
  • Input for Request to Exit (REX) button
  • Internal case tamper detector
  • Supplied with an installation kit including a security screw, security screw tool, mounting screws and a mounting template
  • Internal suppression diode (1N4004)


  • Offers eight auxiliary modes, including: Door ajar, Forced door, Shunt, Door monitor, Normal / secure
  • Three user levels: Normal, Secure, Master
  • Three operational modes: Normal, Bypass, Secure Bell, chime, siren and strobe when used with the BL-D40