AJAX
Ajax EN54 FireProtect Smoke Sounder
Ajax EN54 FireProtect Smoke Sounder
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EN54 FireProtect (Smoke) Jeweller
Wireless addressable point smoke detector
EN 54-7, EN 54-25
EN54 FireProtect (Heat) Jeweller
Wireless addressable point heat detector
EN 54-5, EN 54-25
EN54 FireProtect (Smoke/Sounder) Jeweller
Wireless addressable point smoke detector combined with a fire alarm sounder
EN 54-7, EN 54-3, EN 54-25
EN54 FireProtect (Heat/Sounder) Jeweller
Wireless addressable point heat detector combined with a fire alarm sounder
EN 54-5, EN 54-3, EN 54-25
EN54 FireProtect Jeweller detectors combine certified reliability with effortless installation. EN54 FireProtect Jeweller detectors combine certified reliability with effortless installation. This wireless series includes addressable point smoke and heat detectors, some of them combined with built-in fire alarm sounders. Each detector provides best-in-class detection accuracy thanks to Ajax's patented smoke chamber with a dual-spectrum optical sensor and two accurate thermistors. With built-in communicators, long battery life, and stable radio communication, the devices are ready for different-scale projects. No need to open the enclosure or run cables — installation and configuration take just minutes via Ajax apps. Early service notifications and automated maintenance reports via Ajax PRO Desktop ensure the system stays easy to support for years.
Communication
Jeweller communication technology
Proprietary wireless communication technology to transmit commands, alarms, and events.
Key features:
- Two-way communication.
- Advanced sabotage protection.
- Block encryption featuring a dynamic key.
- Instant notifications.
- Remote control and configuration in Ajax apps.
Frequency bands
868.0–868.6 MHz
Maximum effective radiated power (ERP)
up to 20 mW
Automatic power control to reduce power consumption and radio interference.
Radio signal modulation
GFSK
Radio communication range
up to 1,700 m
Between the device and control and indicating equipment (CIE) or a range extender in an open space.
Encrypted communication
All stored and transmitted data is protected by block encryption featuring a dynamic key.
Frequency hopping
To prevent radio interference and jamming.
Smoke detection
Sensitive element
dual-spectrum optical sensor
Detects smoke based on the size of particles in the air.
False alarm protection
The device does not respond to water vapor.
Patented smoke chamber
Protects the smoke sensor from dust, dirt, and insects
Alarm annunciation
Alarm type
acoustic
Sound volume
up to 95 dB at a distance of 1 m
Adjusted by a PRO or user with admin rights in an Ajax app.
Sound pattern
32 tones
Sound synchronization
An audible alarm is automatically synchronized on all devices with a sounder connected to the same CIE.
Alarm annunciation test
An audible alarm check to ensure the fire alarm is clearly audible on the premises.
Complete set
EN54 FireProtect Jeweller
SmartBracket mounting panel
2 ? CR123A battery (pre-installed)
Installation kit
Quick start guide
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