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The 1131 handset typically uses 5 active terminals. If you are replacing an old unit, it is highly recommended to before disconnecting it. Description 1 Speech In Speaker (Receives audio from the entrance panel) 2 Speech Out Microphone (Sends audio to the entrance panel) 6 Common Ground/Common return for the system 9 Lock Door Release (Triggers the electric lock) CA Call Electronic call signal (The buzzer/speaker ring)
Inspect the terminal block. Ensure the wire core is clamped tightly under the screw head and not just the plastic insulation. Check the curly cord connection to the handset base. Issue 2: The Door Lock Release Does Not Function
to get the full conversion charts for over 30 different brands. Are you looking to replace an existing handset , or are you troubleshooting
A common issue reported by users is that the "ring to open" function doesn't work. The solution often involves: urmet 1131 manual full
The Urmet 1131 series of house phones (known as “unifons” in some markets) is a staple in residential audio intercom systems. A standout feature of the Mod. 1131 is its design, which comes from the globally renowned design studio of Giorgetto Giugiaro, representing a successful synthesis of reliable functionality and an aesthetically pleasing style.
Utilized for local inter-apartment routing or secondary functions. 4+n System Standard Wiring Diagram
For official diagrams, including the 1131/11, 1131/1, and 1131/2 variations, you can find the detailed, full PDF on sites like or on [Yumpu] . Some useful wiring instructions are also available in [PDF format on Scribd]. The 1131 handset typically uses 5 active terminals
Understanding what the Urmet 1131 offers is the first step to utilizing its full potential. Here are its standout features:
Note: Some diagrams refer to a Terminal 10, but it is often linked to Terminal 6 (Common) in standard installations.
The microphone and speaker are too close, or the volume is set too high. 5. Where to Find the Urmet 1131 Manual PDF Ensure the wire core is clamped tightly under
It is recommended to install the uniphone on the wall at a height where the top of the device is about 1.55 meters (approx. 5 feet) from the floor for comfortable use.
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.