What was the old handset (if applicable)? What specific issue are you currently trying to solve? Share public link
It is very important to note that the actual wire colors can differ between installations, meaning that relying on color alone is not a safe method for identification. The terminal designations printed on the device's PCB provide the only reliable guide for connections. For digital systems like MATIBUS SE, the 1131/620 connects using just two wires.
to get the full conversion charts for over 30 different brands. Are you looking to replace an existing handset , or are you troubleshooting
Equipped with a primary door-release button. It includes space for up to two additional auxiliary buttons for service functions (e.g., turning on staircase lights or opening a secondary gate). urmet 1131 manual full
Are you struggling to understand the features and functionalities of your Urmet 1131 device? Look no further! This article aims to provide a detailed guide to the Urmet 1131 manual, helping you unlock the full potential of your device.
A: The 1131 is a pure audio uniphone and does not support video. However, it can be part of a hybrid system where a video entrance panel is used, but the 1131 will only provide audio functionality.
Check Urmet's website for the latest revision. Rev 4.0 (released 2021) includes updated wiring distances for LED lighting interference. What was the old handset (if applicable)
Hold the base plate against the wall at eye level (approximately 1.5 meters from the floor).
A common issue reported by users is that the "ring to open" function doesn't work. The solution often involves:
A: First, check the wiring at your apartment station, ensuring the “CA” (Call) terminal has a solid connection. If that seems fine, the issue might be at the main entrance panel, where a wiring fault could be preventing the call signal from reaching your apartment. The terminal designations printed on the device's PCB
: If you cannot hear the caller or they cannot hear you, ensure terminals
Run the cable through the rear opening of the Urmet 1131 base. Screw the base securely to the wall using wall plugs.
Carbon capsule or electret (depending on the specific production year/sub-model). Mounting: Surface wall-mounted. Terminal Wire Connections (The 4+N Schema)
| Problem | Possible Cause(s) & Solution(s) | | :--- | :--- | | No call tone | Incorrect wiring at the apartment station or main entrance panel. Double-check connections at terminals 1, CA, and 6. | | Poor audio quality | Incorrect ground connection. Ensure ground is connected to the correct terminal (6 or 10). | | Door lock won’t open | Faulty connection at terminal 9. The handset may need to be off-hook or a call active to activate this function. | | Nuki opener doesn't work | Ensure the Nuki device is correctly connected to the external bell circuit to detect the ring signal. | | Continuous background noise | Often a sign of a poor electrical connection, interference, or a failing component within the unifon. | | Missing apartment phone | If a flat has a "Miwi-Urmet 1131" system but the phone is missing, any compatible analog 4+N unifon can be connected by identifying the correct 5 or 6 wires. |
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