The AHEB-1602 is a powerful I/O Expansion Board from the AHEB Series, designed to seamlessly integrate and scale secure access control systems. With its certified OSDP communication and AES-128 encryption, this device offers robust cybersecurity measures while providing a reliable platform for monitoring and controlling various devices. The product best suits your needs for business security and safety.


  • 16 supervised inputs and 2 relay outputs
  • Four-state supervision for circuit anomaly detection (5% tolerance)
  • Supports normally open or closed contacts for enhanced system integrity
  • RS-485 port for communication with AHSC-1000/AHDU series controllers
  • RS-485 port for connecting additional AHEB boards (up to 792 boards per system)
  • Input voltage range: 12-24V DC ±20%, maximum current: 550 mA
  • Power detection, backup battery detection, and tamper input monitoring
  • Compact size (7.6″ W x 4.6″ L x 0.7″ H) for easy installation
  • Operating temperature: -20°C to +55°C (-4°F to +131°F)
  • Humidity range: 0% to 95% RHNC
  • Features wall mounting

Technical Specs:

  • Certified OSDP communication and AES-128 encryption
  • Compliant with CE, FCC, RoHS, and UL294 standards
  • EAL6+ crypto chipset for data storage and encryption
  • Compatible with Armatura One Security System and Cielo365 software (upcoming)
  • Enables efficient monitoring and access control management
  • Input circuit supervision for four states: Secure, Open, Short, and Tamper
  • IP65-rated enclosure for protection against dust and water ingress
  • Power detection and backup battery detection
  • Tamper input monitoring for enhanced security
  • Input circuit supervision with 5% resistor value tolerance
  • Supports normally open or closed contacts for input supervision