Urmet 1131 Manual ((hot)) Full <SAFE>

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.

A: It describes the building's wiring architecture. "4" refers to the four common wires shared by all uniphones (Call, Ground, Audio Out, Audio In). "N" represents the individual wires going to each apartment. This is a standard for analog intercom systems.

The unit typically consists of a metal enclosure with a hinged or removable cover, housing a transformer and a rectifier/regulator circuit board. urmet 1131 manual full

A: The Urmet 1131 itself typically does not have on-device volume control. The call volume is generally adjusted at the central system level, using potentiometers on the loudspeaking unit (e.g., Ref. 1035/67) connected to the entrance panel.

A: The 1131 models typically come with a coiled handset cord. You may be able to find a replacement by contacting Urmet support or searching for specific spare parts for the 1131 series. The Urmet 1131 is a professional-grade Mains Power

Utilized for local inter-apartment routing or secondary functions. 4+n System Standard Wiring Diagram

Are you or installing this one fresh?

Check Terminal 7. Note that standard Urmet 1131 models require a traditional AC buzzer signal. If your system uses an electronic tone synthesizer, you may need to add a internal speaker buzzer module (such as the Urmet 9854/40). 4. Constant Humming or Buzzing Noise