CDVI A22K Atrium KRYPTO 2-Door 4-Reader Encrypted IP Door Controller

The CDVI A22K is an advanced and versatile access control solution, designed to provide reliable and efficient security for a variety of applications. This powerful 2-door, 4-reader controller integrates seamlessly into any access control system, offering top-tier performance and unmatched flexibility. With its ability to support both RS485 and Wiegand readers, the A22K can easily accommodate modern security needs, making it a perfect choice for businesses, institutions, and industrial facilities.

Engineered for durability and reliability, the A22K features on-board protection against power issues, short circuits, and battery failures, ensuring uninterrupted operation. Its built-in Ethernet port supports 10/100 Base-T auto-sensing connectivity, enabling fast and secure data communication across networks. Furthermore, the controller’s compatibility with multi-purpose inputs and outputs makes it highly adaptable to various configurations and access control requirements.

Designed with robust technical specifications, the A22K includes advanced relay outputs, efficient lock outputs, and zoned input capabilities for maximizing performance. Its auxiliary power supply ensures consistent output for connected devices, and battery backup protection allows for continued operation during unexpected power interruptions. Whether deployed in small or large-scale environments, the CDVI A22K sets a new standard for access control reliability, scalability, and security.

Key Features

• Supports 2 doors and 4 readers (Wiegand or RS485).
• On-board 10/100 Base-T Ethernet with auto-sensing up to 300 ft.
• Multiple input/output configurations for flexible installations.
• Advanced on-board protection against power and short circuits.
• Battery backup support for uninterrupted operations.
• Powerful relay and lock output capabilities with zoned input support.
• Compact, robust design for seamless system integration.

Technical Specifications

Communication:
On-board Ethernet: 10/100 Base-T, Auto Sensing, 300 ft
Local BUS: RS485 communication between controller and expander

Input Specifications:
Reader Ports: 2 (Wiegand or RS485)
Keypad Ports: 2 (Wiegand or RS485)
Multi-purpose Inputs: 2 (4 using zone doubling)

Output Specifications:
Lock Outputs: 2 (750 mA @ 12 VDC each)
Relay Outputs: 2 Form C relays, 5A @ 250 VAC, 7A @ 125 VAC, 7A @ 30 VDC
Reader Outputs (Wiegand): 6 x 50 mA Open Collector
Multi-purpose Outputs: 2 x 50 mA Open Collector
LK1 & LK2 Outputs: 12 VDC @ 750 mA
Auxiliary Outputs: 1A (12 VDC) Fuseless Protection

Electrical Specifications:
Power Input: 120 VAC to 240 VAC, 50/60Hz
Power Output: 24 VDC, 2.5 A
AC Terminal Fuse: 250 VA, 2.5 A Time Lag, Slow Blow
Battery Backup: Supports one 12 VDC, 7 Ah gel cell battery

On-board Protection:
Battery Protection: Against reversal, short, and current limited/monitored
Power Loss Indicator: Yes (DC IN)

What’s Included

• 1 x CDVI A22K Access Control Controller
• Comprehensive installation guide
• 1 x Power supply unit
• 1 x Mounting hardware kit