Urmet 1760/31 Manual De Instalación página 12

• Use a screwdriver to move the latch for locking the video door phone to the bracket from left to right.
• Remove the protective film from the display.
3.1. TERMINAL DESCRIPTION
Left terminal board
S+
Positive for additional chime
S-
Negative for additional chime
CP
Floor call
COM
Common for panic alarm, alarm 1 input and alarm 2 input
PANIC
Panic alarm
IN1
Alarm 1 input (intrusion alarm indication)
IN2
Alarm 2 input (technological alarm indication)
Right terminal board
V+
Terminals for local power supply
V-
LINE IN
Power supply BUS input
LINE OUT Power supply BUS output
3.2. LINE TERMINATION SETTINGS
The Jumper (8) allows to adjust the line termination (Z) in case of in-out video door phone connection. The
line termination must be inserted into the last video door phone.
Termination inserted (default)
12
Termination not inserted
DS1760-009A