urmet domus 2 Voice Mikra Plus 1784 Installation And Use Booklet page 14

3.2 DESCRIPTION OF TERMINALS
Left terminal board
SE-
Pedestrian electrical lock with capacitance discharge terminals
SE+
PA Input for pedestrian gate electric lock button
N.O. Door opener dry actuation
Right terminal board
LINE Bus line
Input for normally closed sensor dedicated to the DOOR STATUS or LETTERBOX
SP
function.
N.O. Door opener dry actuation
4. SPEAKER VOLUME ADJUSTMENT
Volumes are calibrated by default so not to require adjustments in most cases.
Use a screwdriver to adjust the speaker volume, if required (See COMPONENT DESCRIPTION
paragraph).
5. DOOR ELECTRIC LOCK MANAGEMENT
The door units have two terminals for managing the capacitance discharge and hold of the door electric lock
(SE-, SE+). The electric lock is operated in the following cases:
• Whenever the hall button is pressed (terminals PA).
• Whenever a pedestrian door open command is received from an apartment station according to the
configuration of the "Door opener type" in "free" or "secret" mode (see configuration booklet).
The activation time of the electric lock can be programmed using the „Pedestrian door opening time"
parameter (see configuration booklet).
6. GARAGE DOOR LOCK MANAGEMENT
The doors have two terminals connected to the contacts of a normally open relay which can be used to
control a gate opening control unit (1). The relay is operated for 1 s after receiving the garage door opening
command according to the operating mode ("free" or "privacy") as the door lock.
(1) The relay is not suitable to control direct power loads and can only be used as control relay. Refer to the
calling station manual for electrical features.
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DS1784-002A