Open the Urmet 1131 by pressing the small plastic clip on the side. Screw the base plate to the wall.
Broken connection on Terminal 9 or faulty door switch.
Connect the identified functional wires to the corresponding 1131 terminals (1, 2, 6, 9, 10, CA). 4. Compatibility & Troubleshooting urmet 1131 manual full
When you open the casing of the Urmet 1131 by releasing the plastic bottom tabs with a small flathead screwdriver, you will find a primary terminal strip with labeled screw terminals. The full wiring matrix is mapped as follows: Terminal Label Function Description Wire Category Electronic Call Signal Input (from outdoor panel) 1 Speaker / Voice In (Speech from panel to handset) 2 Microphone / Voice Out (Speech from handset to panel) 6 Common Ground / 0V Reference System Common 9 Door Lock Release / Electric Strike Trigger Access Control 10 Auxiliary Common (often jumped to terminal 6) System Common
According to official documentation from Manuals+ and wecl.com.hk , the Urmet 1131 operates on an electronic call system: : 4+N (5-wire) analog system. Open the Urmet 1131 by pressing the small
Electronic tone (not compatible with old AC buzzer systems).
Ensure the intercom system is powered down if possible, or work carefully to avoid shorting the system (especially the lock mechanism). Step 2: Remove the Old Unit Open the casing of the old Urmet 1131 handset. Take a photograph of the wiring connections. Connect the identified functional wires to the corresponding
The is one of the most reliable and widely deployed analog audio door phone handsets in traditional building communication systems. Operating primarily on the classic 4+n electronic call system (5 audio wires), this durable handset features an essential, minimalist layout designed by Italian designer Michele De Lucchi. This comprehensive guide provides the complete layout, installation instructions, wiring pinouts, and troubleshooting steps found in the official Urmet Technical Manuals . Technical Specifications & Compatibility