Access Controller

DHI-ASC2204C-D

• Communication: TCP/IP


• Protocols: RS-485 and Wiegand


• Capacity: Stores up to 100,000 users and 500,000 card-swiping records


• Features:
  
  
  
  • Multi-door interlock
  
  
  • Multi-user unlock
  
  
  • Anti-passback
  
  
  • Remote unlock
  
  
  
  


• Alarms:
  
  
  
  • Reader tamper alarm
  
  
  • Intrusion alarm
  
  
  • Unlocking timeout alarm
  
  
  • Duress alarm
  
  
  • Invalid card exceeding threshold alarm
  
  
  • Incorrect password alarm
  
  
  
  


• Time Management:
  
  
  
  • Built-in RTC (Real-Time Clock)
  
  
  • Manual and automatic time fixing
  
  
  
  


• Data Handling: Permanent data storage in case of power failure; supports online upgrades


• Power Supply: Storage battery


• Stability: Watchdog mechanism for operational stability