119915.274.WH1 #119915| Ajax EN54 FireProtect (Heat) Jeweller è rilevatore termovelocimetrico Jeweller, in colore bianco combina il rilevamento avanzato della temperatura con una sirena integrata da 85 dB, garantendo un intervento tempestivo in caso di incendio. Dotato di doppio termistore e comunicazione radio Jeweller fino a 1.700 m, è facile da installare e gestibile da app. L’autonomia è di 5 anni grazie alle batterie CR123A preinstallate. Certificato EN 54-5 e 54-3, è ideale per ambienti industriali e residenziali.
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119915.274.WH1 | RILEVATORE DI CALORE TERMOVELOCIMETRICO WIRELESS CON DISPOSITIVO DI SEGNALAZIONE ACUSTICA

L’Ajax EN54 FireProtect(Heat/Sounder) Jeweller, 119915.274.WH1, è un rilevatore termovelocimetrico wireless di colore bianco che assicura protezione antincendio affidabile con rilevamento preciso di fumo o calore e trasmissione radio fino a 1.700 m. Disponibile anche con sirena integrata, è facile da installare con SmartBracket e offre fino a 5 anni di autonomia. Certificato EN54, è adatto a usi residenziali e professionali grazie alla configurazione tramite app Ajax.
Specifiche principali:
- Comunicazione radio bidirezionale Jeweller fino a 1.700 m
- Rilevamento del fumo con sensore ottico o del calore con doppio termistore
- Sirena integrata (solo modelli Sounder) con 32 toni selezionabili
- Alimentazione con batterie CR123A preinstallate (autonomia 5 anni)
- Installazione semplice senza viti e gestione via app Ajax
- Certificazioni EN 54-3, EN 54-5, EN 54-7 (in base alla versione)
Ulteriori dettagli
- EN 54-5 per il rilevamento di calore
- EN 54-7 per il rilevamento di fumo
- EN 54-3 per i dispositivi acustici di allarme
Scheda tecnica
119915.274.WH1 |
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Capacity | |
Communication | |
Jeweller communication technology | Proprietary wireless communication technology to transmit commands, alarms, and events. Key features:
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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 Depends on the sales region. |
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 up to 5,550 ft Between the CIE and connected devices (in an open space). Maximum range depends on the connected device. |
Encrypted communication | All stored and transmitted data are protected by block encryption featuring a dynamic key. |
Frequency hopping | To prevent radio interference and jamming. |
Dangerous temperature detection | |
Sensitive element | 2 × thermistor According to the EN 54-5 requirements for heat detectors of Class A1, B, and C with rate-of-rise (R) and static (S) response types. |
Heat sensor modes |
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Alarm annunciation | |
Alarm type | acoustic |
Sound volume | up to 95 dB at a distance of 1 m 3.3 ft 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. |
Installation recommendations | The device is designed for indoor use only. The SmartBracket mounting panel allows the detector to be rotated up to 90° even after installation. |
Sabotage protection | |
Tamper button | Fault notification when an attempt is made to remove the device from the mounting panel. |
Lock for SmartBracket | to secure the device on the SmartBracket mounting panel When locked, the lock secures the device and prevents it from being removed without a special tool. |
Protection against spoofing | device authentication |
Connection loss detection | after 36 s Detection time depends on Jeweller settings |
Power supply | |
Battery | 2 × CR123A Pre-installed |
Tool-free battery replacement | To replace the batteries, open the lids of the battery compartments. |
Reverse polarity protection | Prevents device damage if the batteries are put in incorrectly. |
Recommended battery type | Huiderui CR123A; 3 V; 1,600 mAh, LiMnO₂ |
Calculated battery life | up to 6 years |
Enclosure | |
Dimensions | 124 × 124 × 48 mm 4.87" × 4.87" × 1.90" |
Weight | 278 g 9.81 oz |
Operating temperature range | from 0 °C to +50 °C from 32 °F to 122 °F |
Operating humidity | up to 80% |
Protection class | IP21C |
Flammability rating | UL 94 V-0 |
Color | White |
Complete set | EN54 FireProtect (heat/sounder) Jeweller SmartBracket mounting panel 2 × CR123A battery (pre-installed) Quick start guide |
Warranty | 24 months |