Ajax
| Communication | |
| Jeweller communication technology | Proprietary wireless communication technology to transmit commands, alarms, and events. Key features: Two-way communication. Advanced anti-sabotage. Block encryption featuring a dynamic key. Instant notifications. Remote control and configuration in Ajax apps. |
| 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 |
| Maximum effective radiated power (ERP) | up to 25 mW |
| Radio signal modulation | GFSK |
| Radio communication range | up to 2,000 m |
| Encrypted communication | All stored and transmitted data are protected by block encryption featuring a dynamic key. |
| Frequency hopping | To prevent radio interference and jamming. |
| Key features | |
| Alarm type | acoustic and LED indication |
| Warning device type | type W |
| Alarm volume | from 80 to 100 dB at a distance of 1 m Adjusted by a PRO or a user with admin rights in the Ajax app. 93 dB at a distance of 1 m |
| Alarm duration | from 3 s to 3 min Alarm duration up to 15 minutes is available only for sirens with firmware version NA 5.60.4.14 or higher. Adjusted by a PRO or a user with admin rights in the Ajax app. |
| Siren sound frequency | 3.4 ± 0.5 kHz |
| Ability to connect an additional LED | 3 VŽ“ An additional LED works in parallel with the built-in LED of the siren and fully replicates its indication. |
| Events indication | Alarms. Delays when entering/leaving. Security mode. Security mode changing. After-alarm indication. |
| Chime | The siren makes a special sound to notify that the opening detectors are triggered when the system is disarmed. |
| Recommendations | The siren is designed for indoor use only. Recommended installation height is 2.5 m or higher. |
| Sabotage protection | |
| Tamper alarm | Notifications on attempts to detach the device from the surface or remove it from the mounting panel. |
| Protection against spoofing | device authentication |
| Communication loss detection | after 36 s |
| Power supply | |
| Battery | 2 x CR123A |
| Calculated battery life | up to 5 years |
| Siren€™s operating voltage range | 1.9ˆ’3.3 VŽ“ |
| Siren€™s nominal operating voltage | 3 VŽ“ |
| Quiescent siren€™s current consumption at nominal voltage | 68 µA |
| Peak siren€™s current consumption at nominal voltage | 1.1 A |
| Average siren€™s current consumption at nominal voltage | 50 mA |
| Full battery capacity | 3,200 mAh |
| Low battery voltage | 2.1 VŽ“ |
| End-of-life battery voltage | 1.9 VŽ“ |
| End-of-life battery capacity | 366 mAh |
| Manufacturer | Huiderui |
| Enclosure | |
| Dimensions | 75 x 76 x 27 mm |
| Weight | 97 g |
| Operating temperature range | from ˆ’10°C to +40°C |
| Operating humidity | up to 75% |
| Protection class | IP50 |
| Colour | White or black |
| Complete set | HomeSiren Jeweller SmartBracket mounting panel 2 x CR123A battery (pre-installed) Connector for an LED indicator Installation kit Quick start guide |
| Documents |
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