AC-225 Advanced Scalable Networked Access Controller

AC-225 is suitable for applications with up to 30000 users across a modular 4092 doors, allowing maximum flexibility for securing a growing enterprise.

Each AC-225 Access Control Unit (ACU) supports two readers (In/Out) of various formats including standard Wiegand 26-bit. Installations can also have one reader per door.



The AC-225 is ready for installation with a mountable & lockable metal enclosure integrated with transformer, power supply/charger, sounder and control board.

Using RS-232, Ethernet TCP/IP, or PSTN communication the AC-225 supports multiple local or remote site door sub-networks that can connect to the AS-525 AxTrax™ Client/Server PC software running on Microsoft® Windows® 98/ME & NT/2000/XP/Vista/7 operating systems.


  • Up to 30,000 users with access rights for every panel, across optional 4092 modular doors in a system
  • 20,000 FIFO  (First In First Out) history event log, when offline
  • Full intelligent logic interconnection of inputs, outputs, readers, and more
  • Additional 8 inputs, 4 outputs with MD-IO84 IO expansion
  • Additional 2 readers with 4 inputs, 4 outputs with MD-D02 2-Door expansion
  • Supervised, 4 state end-of-line inputs
  • Onboard TCP/IP networking (AC-225IP version)
  • Panel supports both 1 door (In/Out) and 2 door (In/Out, In/In and Out/Out) configurations
  • Real-time clock keeps time for up to 2 weeks without power. No batteries to replace
  • Cable cut tamper detection function for readers, and cover tamper detection for the enclosure
  • Pre-installed enclosure components:
    • transformer, dual power supply/charger unit for panel and Lock devices
    • Sounder unit


  • AS-525 AxTrax is based on SQL Express 2005 database
  • Each ACU subnet, consisting of up to 32 ACUs, may be connected to a PC running the AS-525 serverPC software
  • Enables management of user data, photo with custom fields, access rights, alarms, strike times, and door modes, from a central location
  • Used for continuous event monitoring, or periodically for batch downloading of event data, administration and maintenance
  • Other PC’s on the network may connect to the server by installing the AS-525 PC software client application
  • Produces reports from acquired data, such as entry and exit times, and by alarm type with filters for user(s), location, and time
  • The AS-525 AxTrax software is available in a large selection of languages
  • Highly user friendly and straight-forward interface provides an easy and fast setup

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