Keri Systems NXT-4X4-NE Input/Output Expansion Module, No Enclosure

The NXT-4X4-NE Input/Output Expansion Module provides functionality to any Doors.NET access control system by adding auxiliary I/O that can be used for additional functionality, monitoring non-reader doors or other devices, and creating powerful action sequences linking input triggers outputs. The connected anywhere along RS-485 trunk/buss, most commonly at controller near a reader. One added per trunk, allowing up an extra 8 inputs outputs on NXT-2D 16 NXT-4D Controller. module’s relays are re-assignable interchangeable with main controller’s relays. mounted next door providing local alarm functions while minimizing cable bundle from unit also has port plug in NXT-RM3 Reader Interface allow MS signals sent down line.

Features

• 4 4 module
• Up modules (16 Outputs) Controller, 2 (8 Controller
• Re-assignable, I/O
• 4-State Supervision Inputs
• Can Forced Held Open Alarms as well REX Inputs, Latch Integrity, Bond Sensor, general purpose functions
• Flash Memory easy upgrades
• Powered (standard) optional standalone power supply
• Status Indicator LEDs power, communication, relay position
• Quick Disconnect Connectors
• Reduces wiring capability move management location