1. Introducere
The ELRO ARD51 Electronic Guard Dog is designed to enhance your home security by deterring potential intruders with realistic dog barking sounds. Utilizing advanced radar technology, this device detects movement through walls, doors, and windows, providing an effective and discreet security solution. It offers multiple sound options, including barking, an alarm, and a doorbell chime, with adjustable volume and detection range.

Image 1: The ELRO ARD51 Electronic Guard Dog unit.
2. Informații de siguranță
- Citiți cu atenție toate instrucțiunile înainte de utilizare.
- Nu expuneți dispozitivul la apă sau umiditate excesivă.
- Use only the provided power adapter or specified batteries (8 x 1.5V AA).
- Nu lăsați dispozitivul la îndemâna copiilor.
- The device can produce sounds up to 120 dB. Avoid prolonged exposure to high volume levels to prevent hearing damage.
- Nu încercați să deschideți sau să reparați dispozitivul singur. Apelați la personal calificat pentru toate lucrările de service.
3. Conținutul pachetului
Vă rugăm să verificați dacă toate articolele sunt prezente în colet:
- 1 x ELRO ARD51 Electronic Guard Dog Unit
- 1 x Power Adapter (1.5m cable)
- 1 x Security Sticker
- 1 x manual de instrucțiuni
Note: 8 x 1.5V AA batteries are not included and must be purchased separately if battery operation is desired.
4. Configurare
4.1 Alimentarea dispozitivului
The ELRO ARD51 can be powered by either the included AC adapter or 8 AA batteries.
- Folosind adaptorul AC: Plug the small end of the adapter into the DC 12V input port on the back of the unit. Plug the other end into a standard wall outlet.
- Utilizarea bateriilor: Open the battery compartment on the back of the unit. Insert 8 x 1.5V AA batteries, ensuring correct polarity (+/-). Close the battery compartment securely.

Imaginea 2: Spate view of the ELRO ARD51, illustrating the battery compartment and power adapter connection.
4.2 Plasarea
For optimal performance, place the ELRO ARD51 in a discreet location near an exterior wall or door that you wish to monitor. The radar sensor can detect movement through various materials, including wood, concrete, and plastic, up to 18 cm thick.
- Position the unit where its detection field covers the desired area.
- Avoid placing it directly behind large metal objects, which may interfere with radar detection.

Imaginea 3: Example placement of the ELRO ARD51 in a home entryway.
4.3 Applying the Security Sticker
The included security sticker can be placed on a window or door to visually deter potential intruders, indicating the presence of a guard dog.
5. Operarea dispozitivului
5.1 Pornire/Oprire
Apăsați tasta Pornit/Oprit button located on the top of the unit to power the device on or off.
5.2 Selecting Sound Mode
The ELRO ARD51 offers three distinct sound modes:
- Barking Dog: Realistic 3D dog barking sound to simulate a guard dog.
- Alarma: A loud siren sound for general security alerts.
- Doorbell (Ding-dong): A chime sound, useful for welcoming visitors in a retail or office setting.
Utilizați Selecta button on the top panel to cycle through these sound modes.
5.3 Reglarea volumului
The volume can be adjusted from 70 dB to a maximum of 120 dB. Use the Vol+ şi Vol- buttons on the top panel to increase or decrease the sound level.
5.4 Adjusting Detection Range
The radar sensor's detection range is adjustable from approximately 9 to 16 meters. A switch inside the battery compartment allows you to set the sensitivity:
- Ridicat: Maximum detection range.
- Mid: Medium detection range.
- Scăzut: Minimum detection range.
To adjust, open the battery compartment and slide the switch to your desired setting.

Image 4: Range adjustment switch (High, Mid, Low) located within the battery compartment.

Image 5: Visual representation of the radar detection range at different settings.
6. Întreținere
- curatenie: Ștergeți dispozitivul cu o lavetă moale și uscată. Nu utilizați substanțe de curățare abrazive sau solvenți.
- Înlocuire baterie: If using batteries, replace all 8 AA batteries simultaneously when the power indicator light dims or the device's performance decreases. Do not mix old and new batteries or different types of batteries.
- Depozitare: Dacă depozitați dispozitivul pentru o perioadă lungă de timp, scoateți bateriile pentru a preveni scurgerile. Depozitați într-un loc răcoros și uscat.
7. Depanare
| Problemă | Cauza posibila | Soluţie |
|---|---|---|
| Dispozitivul nu pornește. | No power, incorrect battery installation, or dead batteries. | Check AC adapter connection. If using batteries, ensure they are inserted correctly and are not depleted. Replace batteries if necessary. |
| Niciun sunet sau sunet slab. | Volumul este prea mic. | Increase the volume using the Vol+ button. |
| Senzorul nu detectează mișcare. | Range setting too low, or obstruction. | Adjust the range switch to 'Mid' or 'High'. Ensure the unit is not behind extremely dense or metallic objects. |
| Alarme false. | Range setting too high, or environmental factors. | Adjust the range switch to 'Low' or 'Mid'. Reposition the unit to avoid detecting unwanted movement (e.g., from outside a property boundary). |
8. Specificații
- Model: ARD51
- Marca: ELRO
- Voltage: 2.4 Volts (battery operation)
- Metoda de control: Buton de apăsare
- Nivel maxim de sunet: 120 de decibeli
- Tip de montare: Montare pe perete
- Interval maxim de detectare: 16 metri
- Tehnologia senzorilor: Senzor radar
- Producător: ELRO Europa
- Dimensiuni produs (L x l x H): 15.2 x 10.2 x 15 cm
- Greutate: 1.04 kilograme
- Sursa de alimentare: AC/DC (Adapter included), 8 x 1.5V AA Alkaline Batteries (not included)
9. Informații despre garanție
For detailed warranty terms and conditions, please refer to the official ELRO website-ul sau documentația de garanție inclusă odată cu achiziția. Păstrați dovada achiziției pentru orice reclamații în garanție.
10. Asistență pentru clienți
Should you require technical assistance, have questions about your ELRO ARD51, or need further support, please visit the official ELRO website or contact their customer service department. Contact details can typically be found on the ELRO website-ul sau în ambalajul produsului.





