1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of the Paradox K641R Security System Keypad with an integrated proximity reader. The K641R offers advanced security features, including access control via proximity cards and/or keypad codes, and the ability to arm/disarm the system.
Les característiques clau inclouen:
- Integrated proximity reader for convenient access control.
- Support for door contact and request-to-exit inputs.
- Output for door locking mechanisms.
- Programmable schedules for automatic door unlocking.
- Door open and forced door alarm functionalities.
- EN50131 Grade 3 certified.
2. Producte acabatview
The Paradox K641R is a sophisticated keypad designed for security systems, featuring a clear display and an intuitive button layout. It integrates a proximity reader for enhanced access control capabilities.

Figura 1: Paradox K641R Keypad. The display shows "Area One Armed". Indicators for AC power and system status are visible on the left. The keypad features numerical buttons (0-9), function buttons (STAY, FORCE, ARM, DISARM, BYP, MEM, TRBL, ACC, CLEAR, ENTER), and arrow keys. Below the numerical pad are icons for armed status, trouble, and fire alarms.
3. Configuració i instal·lació
3.1 Cablejat i connexions
The K641R keypad is designed for hybrid installation (professional hardwired and wireless DIY). Ensure all connections are made according to the main control panel's wiring diagram.
- Potència: Connect the keypad to a stable power source. The "AC" indicator will illuminate when power is supplied.
- Bus de dades: Connect the keypad to the security system's data bus for communication.
- Door Contact Input: Connect a door contact sensor to the designated input for monitoring door status.
- Request-to-Exit (REX) Input: Connect a REX device (e.g., push button) to allow authorized exit.
- Door Lock Output: Connect an electronic door lock to this output for integrated access control.
3.2 Configuració inicial
Refer to your main security panel's installation manual for specific programming steps to integrate the K641R keypad. This typically involves assigning a keypad address and configuring zones and access control parameters.
4. Instruccions de funcionament
4.1 Arming and Disarming the System
- Arm (Full Arm): Premeu el botó ARM button, then enter your user code. The system will arm all zones.
- Braç d'estada: Premeu el botó QUEDA button, then enter your user code. This arms the perimeter zones while allowing movement within interior zones.
- Desarma: Enter your user code. The system will disarm, and the "STATUS" indicator will change.
- Proximity Card Arm/Disarm: Present your authorized proximity card to the reader on the keypad. The system will arm or disarm based on its current state and your card's programming.
4.2 Access Control with Proximity Reader
The integrated proximity reader allows for convenient access control. To gain access:
- Present your authorized proximity card directly in front of the keypad's reader.
- Alternatively, enter your access code on the keypad.
- The system will verify credentials and, if authorized, activate the door lock output to unlock the door.
4.3 Funcions especials
- Bypass Zones (BYP): Allows you to temporarily disable specific zones. Press BYP, enter zone numbers, then your user code.
- Memòria (MEM): Displays events that occurred during the last armed period.
- Trouble Display (TRBL): Shows system trouble conditions (e.g., low battery, communication failure).
- Access Control (ACC): Used for programming and managing access control features.
- Chime (CARLOL): Toggles the chime feature for specific zones.
5. Manteniment
- Neteja: Use a soft, dry cloth to clean the keypad surface. Avoid abrasive cleaners or solvents.
- Font d'alimentació: Ensure the keypad receives continuous AC power. The "AC" indicator should be lit.
- Prova del sistema: Periodically test your security system, including arming/disarming and zone functionality, as recommended by your security provider.
6. Solució De Problemes
- El teclat no respon: Check power supply. Ensure the "AC" indicator is on. If not, check power connections.
- "TRBL" Indicator On: Premeu el botó TRBL botó per view the specific trouble condition on the display. Consult your main panel manual for resolution steps.
- Proximity Card Not Working: Ensure the card is authorized and presented correctly to the reader. Check the system programming for card validity.
- La porta no s'obre: Verify the door lock output connection and ensure the access control programming is correct.
7. Especificacions
| Característica | Detall |
|---|---|
| Número de model | K641R |
| Marca | Paradoxa |
| Material | Alumini |
| Font d'alimentació | Battery Powered (Note: Typically powered by the main panel, battery backup may be internal or external to the panel) |
| Mètode d'instal·lació | Hybrid (Professional Hardwired and Wireless DIY) |
| Tecnologia de connectivitat | Wired (Data Bus) |
| Mètode de control | Touch (Keypad) |
| Tipus d'alerta | Audio and Motion (System-dependent) |
| Dispositius compatibles | Smartphone, Tablet (via main control panel integration) |
| Certificació | EN50131 Grade 3 |
Note: "Battery Powered" in specifications likely refers to the overall system's power source or backup, as keypads are typically powered by the main control panel.
8. Garantia i Suport
For warranty information and technical support, please refer to the documentation provided with your complete Paradox security system or contact your authorized Paradox dealer. Product support is typically handled through professional installers and distributors.
Fabricant: PARADOXA





