Ajax KeyPad Plus Jeweller Bianco: Tastiera Wireless Touch con Autenticazione Contactless e Sicurezza Avanzata
38253.83.WH1 #38253| Ajax KeyPad Plus Jeweller bianco è una tastiera wireless touch progettata per garantire massima sicurezza grazie all’autenticazione contactless DESFire, ai codici di accesso avanzati e alla protezione anti-manomissione. La comunicazione Jeweller assicura connessioni crittografate fino a 1.700 m, mentre le funzioni integrate come codici coercitivi, auto-wake e pulsante di emergenza migliorano la gestione dei sistemi di allarme professionali. L’installazione è rapida tramite SmartBracket, compatibile con hub e ripetitori del sistema Ajax, offrendo un dispositivo elegante e affidabile per la sicurezza residenziale e commerciale. Ajax
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38253.83.WH1 | TASTIERA WIRELESS E TOUCH CHE SUPPORTA CARTE E PORTACHIAVI CRITTOGRAFATI CONTACTLESS

Il Ajax KeyPad Plus Jeweller, 38253.83.WH1, bianco è una tastiera wireless touch progettata per garantire un controllo dell’impianto antifurto rapido e sicuro grazie all’autenticazione contactless DESFire, ai codici di accesso personalizzabili e alla protezione anti-manomissione, offrendo prestazioni professionali in qualsiasi ambiente. La tecnologia Jeweller assicura comunicazioni crittografate fino a 1.700 m, mentre l’installazione semplificata con SmartBracket e la compatibilità con gli hub Ajax rendono questo keypad una soluzione affidabile ed elegante per la gestione avanzata della sicurezza.
Specifiche principali:
- Autenticazione contactless DESFire, pass e tag protetti
- Codici utenti e coercitivi, gestione remota e anti-guessing
- Protezione anti-manomissione e rilevamento perdita comunicazione
- Comunicazione Jeweller crittografata fino a 1.700 m
- Installazione SmartBracket senza smontaggio del dispositivo
- Pulsante antipanico e auto-wake su ingresso
Ulteriori dettagli
Scheda tecnica
| 38253.83.WH1 | |
| Communication | |
| Jeweller communication technology | Proprietary wireless communication technology to transmit commands, alarms, and events. Key features:
|
| Radio 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 Depence on the sales reagion |
| Maximum effective radiated power (ERP) | up to 20 mW Automatic power control to reduce power consumption and radio interference. |
| Radio signal modulation | GFSK |
| Radio signal range | Up to 1,700 m up to 5,600 ft Between the detector and a hub (or radio signal range extender) in an open space. |
| Encrypted radio communication | All the data stored and transmitted are protected by block encryption featuring a dynamic key. |
| Frequency hopping | To prevent radio interference and jamming |
| Key features | |
| Sensor type | capacitive |
| Malfunctions and security mode indication | When KeyPad is active, it notifies with LED indication of the security mode, problems with detectors, or communication loss with the hub |
| Functional button | Operates in one of the modes alarm The system sends an alarm to the central monitoring station and users. It also activates the sirens connected to the system mute fire alarm Mutes interconnected fire detectors alarms off The button is disabled |
| Control | codes Pass cards Tag key fobs The functionality of the cards/key fobs is the same, but they differ in design. |
| Access via DESFire® | EV1, EV2 The technology is based on the ISO 14443 international standard and combines 128-bit encryption and copy protection. |
| Access codes | up to 200 personal codes One code per each user. The number of personal access codes depends on the hub model 1 keypad code One code per KeyPad |
| Duress codes | up to 200 personal codes One code per each user. The number of personal access codes depends on the hub model 1 keypad code One code per KeyPad |
| Codes for unregistered people | up to 99 personal codes For people who are not registered in the system. The number of such codes depends on the hub model |
| Group security management | Enter the general keypad code and the group ID to manage group security |
| Recommendations | The device is designed for indoor use only. |
| Sabotage protection | |
| Protection against code guessing | KeyPad locks for 3–180 minutes if an incorrect code is entered more than 3 times in a row within 1 minute. PRO or user with admin rights can adjust the lock time in the Ajax app |
| 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 Detection time depends on the Jeweller or Jeweller/Fibra settings. |
| Power Supply | |
| Battery | 4 × AAA Pre-installed. |
| Type | Type C |
| Calculated battery life | up to 3 years |
| Detector’s operating voltage range | 2.25–3.3 V⎓ |
| Device’s nominal operating voltage | 3 V⎓ |
| Quiescent device’s current consumption at nominal voltage | 0.064 mA |
| Maximum device’s current consumption at nominal voltage | 165 mA |
| Full capacity | 12,000 mAh Capacity of each battery is 3,000 mAh. |
| Low battery voltage | 2.5 V⎓ |
| Low battery recovery voltage | 2.7 V⎓ |
| End of life battery voltage | 2.25 V⎓ Device is switched off. |
| End of life battery capacity | 150 mAh End-of-life capacity of each battery is 250 mAh. |
| Manufacturer | Huiderui UL listed. Energizer |
| Enclosure | |
| Color | White |
| Dimension | 165 × 113 × 20 mm 6.50″ × 4.45″ × 0.79″ |
| Weight | 267 g 9.42 oz |
| Operating temperature range | from −10 °C to +40 °C from 14 °F to 104 °F Temperature range from 32 °F (0 °C) to 120 °F (+49 °C) is certified according to UL/ULC standards |
| Operating humidity | up to 75% Humidity of up to 93% is certified according to UL/ULC standards |
| Complete set | KeyPad Plus Jeweller SmartBracket mounting panel 4 × ААА battery (pre-installed) Installation kit Quick start guide |
| Warranty | 24 months |


