The Ajax FireProtect 2 RB (Heat) Jeweller is a wireless heat detector designed to identify rapid temperature increases and high-temperature thresholds, providing early warning of fire hazards. It operates independently or as part of the Ajax security system, ensuring flexible integration for various safety needs.
Key Features
Heat Detection: Equipped with two external thermistors, the detector identifies:
Rapid temperature rise: More than 10°C increase within one minute.
High-temperature threshold: Exceeding 64°C.
Built-in Siren: Emits an 85 dB alarm at a distance of 3 meters to alert occupants promptly.
Jeweller Communication Technology: Ensures reliable two-way communication with Ajax hubs, featuring:
Up to 1,700 meters of communication range in open space.
Frequency hopping to prevent jamming.
Block encryption with a floating key for data protection.
ajax.systems
Autonomous Operation: Functions independently with built-in siren and LED indicators, even without connection to an Ajax hub.
Interconnected Alarm: When integrated with an Ajax hub, all fire detectors in the system can activate their sirens synchronously within 20 seconds if any detector is triggered.
Tamper Protection: Alerts users of any unauthorized attempts to remove or tamper with the device.
Technical Specifications
Power Supply: 2 × CR123A batteries (pre-installed), providing up to 7 years of battery life.
Dimensions: 124 × 124 × 45 mm.
Weight: Approximately 270 g.
Operating Temperature Range: 0°C to +50°C.
Operating Humidity: Up to 80%.
Protection Class: IP20 (indoor use only).
Installation Method: Ceiling mount using the SmartBracket mounting panel.
Radio Communication
Frequency Bands: 866.0–866.5 MHz, 868.0–868.6 MHz, 868.7–869.2 MHz, 905.0–926.5 MHz, 915.85–926.5 MHz, 921.0–922.0 MHz (depending on region).
Maximum Effective Radiated Power (ERP): Up to 20 mW.
Radio Signal Modulation: GFSK.
Communication Range: Up to 1,700 meters in open space between the detector and a hub or range extender.
Installation and Maintenance
Mounting: Utilizes the SmartBracket panel for easy installation and alignment.
Testing: Supports manual testing via the front panel button and remote testing through Ajax apps.
Maintenance: The detector performs regular self-checks and reports any malfunctions, such as low battery or sensor issues, to the connected hub and users.