Urmet 1131 Manual Full !!top!! -

The Urmet 1131 is a classic analog "4+n" wire door phone designed for high durability and simple audio communication. It is primarily used as an indoor apartment station to communicate with outdoor panels and control building access. 🛠️ Technical Specifications System Compatibility: 4+n wire analog systems (requires 5 wires). Call Type:

The Urmet 1131 typically utilizes 5 terminals for standard operation. If you are replacing an old unit, it is highly recommended to label each wire before disconnecting it. interfoni.rs Description Incoming audio (to the handset speaker) Microphone Outgoing audio (from the handset mic) Ground (0V) Common ground (6 is standard; 10/11 are often bridged) Lock Release Triggers the door opener (connected to the button) Electronic Call The ringer/buzzer signal (electronic tone) Installation & Troubleshooting Tips Replacing an Older Handset urmet 1131 manual full

4.3 Low Voltage Wiring (Output)

The output terminals provide the DC voltage for the system devices. The Urmet 1131 is a classic analog "4+n"

1. Introduction

The Urmet 1131 is a professional-grade Mains Power Supply Unit (PSU) designed for use in door entry, access control, and CCTV systems. It is engineered to convert standard mains voltage (230V AC) into a stabilized low voltage (DC) output, typically used to power intercom monitors, electric locks, and video cameras. Connect the riser power supply (Urmet 1130/50) last

Configuration B: Powering an Electric Lock (Access Control)

When used to power a door strike, it is critical to use a release module or proper isolation to prevent voltage spikes from feeding back into the audio/video circuit.

Section 4: Adjusting Video and Audio

The full manual dedicates a page to calibrating the video quality. Because of wire resistance or long distances, you may need to tweak these: