Lenel LNL-4420 Advanced Dual Reader Controller Board

The LNL-4420 is an Advanced Dual Reader Controller by Lenel that provides a single-board solution for interfacing up to 64 doors, plus auxiliary inputs and outputs, to an OnGuard system.

• BACnet protocol support via up to 63 total inputs and virtual outputs
• Elevator control support for up to 128 floors. Individual extended held open and strike times (ADA required). A dedicated input for cabinet tamper and power failure status Advanced Encryption Standard (AES) 128-bit algorithm for communications
• Support for DHCP and fixed IP addressing
• DNS device naming through DHCP extended commands
• 16 MB of available on-board, non-volatile flash memory for badge data, plus dedicated storage for future apps and extensions
• Battery-backed, non-volatile storage of 50,000 events
• Firmware stored in flash memory, background download of firmware updates supported
• Support for up to 16 different formats (8 card formats and 8 asset formats)
• Biometric template storage support for Bioscrypt and ANSI/ INCITS 378 templates
• Advanced anti-passback capabilities. Up to 32,000 access level permissions