The Urmet 1131 is a traditional 4+N wire system handset. It operates on analog signaling and relies on a carbon or electret microphone system depending on the exact production series. Traditional 4+N audio intercom Wall Mounting: Surface mount with standard wall plugs Housing Material: High-grade ABS plastic Color Finish: Classic White (Ivory)

A: Yes, the manual describes the installation as simple and fast, using a screw-type terminal block that requires no soldering. However, if you are unfamiliar with low-voltage electrical systems, it's best to consult a professional electrician.

Whether you are a property manager replacing a broken unit or a homeowner upgrading your intercom, having access to the is crucial for a successful installation. This article provides a comprehensive overview of the technical specifications, terminal connections, and wiring diagrams to help you get your Urmet 1131 working perfectly. 1. Technical Overview of the Urmet 1131

Does your system use a (loud hum) or an electronic chime (electronic ring)? What specific issue are you currently trying to solve? Share public link

Dedicated button for unlocking the entrance door.

A: Yes, the handset can be used as a tabletop model, but you will need to purchase a specific tabletop adapter and connection kit separately.

The electronic call is produced through the handset speaker, doubling as the voice and call signal transducer. Hegazy Group 🔌 Terminal Identification (Wiring) Speech In (Speaker) Speech Out (Microphone) Common Ground Lock Release Electronic Call Signal 📖 Further Exploration Installation Support: wiring diagrams and setup tips for replacing older handsets with the 1131. Technical Data: official product datasheet for detailed dimensions and casing specifications. System Architecture: Learn about 4+n analog system wiring

The Urmet 1131 is a classic 4+N (five-wire) analog intercom handset designed for traditional audio door entry systems.

Transmits audio from the handset to the outdoor entry panel speaker. Ground (Common) The shared return path for audio, power, and lock release. Terminal 7 Call Input (Buzzer)

Run the cable through the rear opening of the Urmet 1131 base. Screw the base securely to the wall using wall plugs.

A: Yes, but with caution. For analog 4+N systems, you can often replace a missing or broken 1131 with a compatible analog unifon from another brand. For digital systems, you must use a device specifically designed for the same 2-wire protocol (e.g., MATIBUS SE).

Urmet 1131 Manual Repack Full | 2025 |

Does your system use a (loud hum) or an electronic chime (electronic ring)? What specific issue are you currently trying to solve? Share public link

Dedicated button for unlocking the entrance door. The Urmet 1131 is a traditional 4+N wire system handset

A: Yes, the handset can be used as a tabletop model, but you will need to purchase a specific tabletop adapter and connection kit separately.

The Urmet 1131 is a classic 4+N (five-wire) analog intercom handset designed for traditional audio door entry systems.

Transmits audio from the handset to the outdoor entry panel speaker. Ground (Common) The shared return path for audio, power, and lock release. Terminal 7 Call Input (Buzzer)

Run the cable through the rear opening of the Urmet 1131 base. Screw the base securely to the wall using wall plugs.