38248.12.BL1 #38248 | Ajax KeyPad Jeweller black is a wireless touch keypad designed to manage the security system easily and securely, offering up to 200 personal codes , protection against code guessing and the presence of a duress code to report emergencies without arousing suspicion. Long-range communication with Jeweller protocol up to 1,700 m ensures quick and reliable responses, while the programmable function key allows immediate actions such as panic alarms or siren management. The device integrates auto-locking to prevent unauthorized access , guarantees up to 2 years of battery life with pre-installed batteries and allows quick installation and configuration via SmartBracket and QR code, making it ideal for advanced and professional security management. Ajax
Artikel-Nr.: 38248.12.BL1
Marke: Ajax Systems
EAN: 4823114015113
Disponibilità: 17
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38248.12.BL1 | WIRELESS TOUCH KEYBOARD

The Ajax KeyPad Jeweller, 38248.12.BL1, black is a wireless touch keypad designed for simple and highly secure management and control of a security system, offering up to 200 personal codes , duress code for silent alerts, and protection against code guessing . Secure communication via Jeweller protocol up to 1,700 m ensures instant responsiveness, while the programmable function key allows you to trigger a panic alarm or manage fire alerts. The keypad integrates auto-locking to prevent unauthorized access and ensures up to 2 years of battery life thanks to the pre-installed batteries, with intuitive installation via SmartBracket and configuration via QR code.
Main specifications:
- Up to 200 personal codes for user management
- Duress code to send a silent alarm
- Anti-guessing protection against attempts to guess the code
- Stable and encrypted Jeweler communication up to 1,700 m
- Programmable function key for panic or siren management
- Up to 2 years of battery life with pre-installed batteries
Further details
Technical data sheet
| 38248.12.BL1 | |
| Communication | |
| Jeweler 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 reaction |
| 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 |
| Access codes | up to 200 personal codes One code for 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 for 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 |
| ACE type | type B |
| 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 Jeweler or Jeweller/Fibra settings. |
| Power Supply | |
| Battery | 4 × AAA Pre-installed. |
| Type | Type C |
| Calculated battery life | up to 2 years |
| Detector's operating voltage range | 1.9−3.3 V⎓ |
| Device's nominal operating voltage | 3 V⎓ |
| Quiescent device's current consumption at nominal voltage | 86.5 µA |
| Maximum device's current consumption at nominal voltage | 225 mA |
| Full capacity | 2,000 mAh |
| Low battery voltage | 2.15 V⎓ |
| Low battery recovery voltage | 2.6 V⎓ |
| End-of-life battery voltage | 1.9 V⎓ Device is switched off. |
| End-of-life battery capacity | 150 mAh |
| Manufacturer | Huiderui |
| Enclosure | |
| Color | Black |
| Dimension | 150 × 103 × 14 mm |
| Weight | 197 g |
| Operating temperature range | from −10 °C to +40 °C |
| Operating humidity | up to 75% |
| Complete set | KeyPad Jeweler SmartBracket mounting panel 4 × ААА battery (pre-installed) Installation kit Quick start guide |
| Warranty | 24 months |



