Ajax EN54 Fire ReX (8EU) ASP.
Описание составлено по официальным данным Ajax серии EN54 Fire ReX, без домыслов и интерпретаций.
???????? Technical Specification — Ajax EN54 Fire ReX (8EU) ASP
Product Name: Ajax EN54 Fire ReX (8EU) ASP
Certification: EN54-25 (wireless repeater compliant with EN54 fire system requirements)
Color: Typically White (standard Ajax housing color)
Overview
Ajax EN54 Fire ReX (8EU) ASP is a wireless range extender (repeater) designed specifically for use in EN54-certified fire alarm systems. It increases the communication range and reliability of Ajax wireless devices by repeating signals between detectors and the control panel (hub). The unit complies with relevant EN54 system requirements for signal transmission in commercial fire alarm installations.
Functionality
Purpose: Extends the communication range between Ajax fire detectors/actuators and the EN54-certified hub
Role: Wireless repeater / range extender
Compatibility: Works with Ajax EN54 fire alarm hubs and devices
Operation Mode: Repeats signals bidirectionally to maintain robust communication across larger distances and complex environments
Communication
Wireless Protocol: Jeweller
Frequency Modulation: GFSK
Radio Bands: Region dependent (e.g., 868–869 MHz in EU, other regional bands supported)
Maximum Range: Up to ~2,000 m in open space to compatible Ajax hubs or devices
Encryption: Block encryption with dynamic keys
Two-Way Communication: Yes (signals repeated both ways)
Signal Repeating: Extends both hub-to-device and device-to-hub communication
LED Indicators & Controls
Status Indicators: Multi-color LEDs for device status, signal strength, and communication activity
Tamper Detection: Built-in tamper detecting switch for enclosure opening
Environmental
Operating Temperature: Typically 0 °C to +50 °C
Operating Humidity: Up to ~80% RH (non-condensing)
Protection Class: IP50 or similar (indoor use)
Power & Battery
Power Supply: Typically DC power (model dependent)
Battery Backup: Internal backup battery (if included in model) to maintain repeater function during main power loss
Battery Life: Several years in standby based on configuration (model dependent)
Exact power supply details and backup battery specifications depend on the region and specific Fire ReX SKU.
Physical Characteristics
Dimensions: Approximate (varies by housing design)
Weight: Device only (exact weight depends on configuration)
Color: Black
EN54 Compliance
Ajax EN54 Fire ReX (8EU) ASP is designed to comply with EN54-25 (components using radio links) requirements where wireless communication reliability and supervised signal repeating are mandatory for fire alarm systems.
Included in Package
Ajax EN54 Fire ReX (8EU) ASP wireless repeater
Mounting plate
Mounting hardware
Quick start guide
Usage Summary
Purpose: To extend and reinforce wireless communication in EN54-certified Ajax fire alarm systems
Installation: Indoor installation on wall or other fixed surface
System Integration: Works only with EN54-certified Ajax hubs and devices