Intelligent Input/Output Unit Dinrail

The Intelligent DIN-Rail Input/Output Unit is a robust and versatile interface module designed to monitor normally open volt-free contacts and provide relay output control for a wide range of fire and building management applications. Fully compatible with Apollo XP95, Discovery, and CoreProtocol systems, this unit features a DIN-rail mountable design for clean, space-efficient installation. Engineered for reliability, it supports multiple pre-configured modes, includes a controllable isolator, and meets the BS 7273-4 failsafe requirements, making it ideal for high-integrity fire detection systems.

Technical Specification

• Download Product Technical Data Sheet

• Compatible with XP95, Discovery, and CoreProtocol digital communication protocols

• Mounts on standard 35mm DIN rail inside an enclosure

• Supervises normally open volt-free contacts and includes changeover relay output contacts

• Improved wiring design for faster, easier installation

• Controllable isolator included for enhanced circuit protection

• Supports 9 pre-configured modes, including compatibility and failsafe modes

• Failsafe mode compliant with BS 7273-4 for critical safety systems

• Address range: 1 to 254

• Protocol voltage: 5 to 13V peak-to-peak

• Quiescent current: Tested at 24V DC

• Operating temperature: -40°C to +70°C

• Humidity range: 0% to 95% RH (non-condensing)

• EMC Directive 2014/30/EU compliant

The Apollo Intelligent DIN-Rail Input/Output Unit delivers reliable signal monitoring and control in a compact, easy-to-install package—perfect for integration into modern fire alarm and building automation systems.