66250756-EN - V2.1 - 05/11/19
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4000 Series GSM Lite Audio Intercom - Technical Manual
4000 Series GSM Lite Audio Intercom
CONNECTING A PUSH TO EXIT BUTTON AND A BREAK GLASS UNIT
The push to exit button must be configured as a “push-to-make” switch and connected across terminals
g
&
6
on the Art.4811 GSM
LITE module. The break glass unit, configured as a “push-to-break”, would only be used when connecting a fail safe/fail open lock
release (e.g. a mag lock) and would connect in series with the GSM’s relay connections C and NC, as shown in
Fig.14
.
When the exit button is pressed the GSM relay will trigger for the programmed relay time. When the break glass unit is activated it
will break the power to the mag lock.
GSM
INTERCOM
Art.4811
Emergency Break Glass
EMERGENCY
DOOR RELEASE
12Vdc
MAG LOCK
14-20V
MOV
Fig. 14
IMPORTANT NOTE: In instances where the current draw of the lock (fail secure or fail safe) exceeds the current rating of the
HDR15-12 (1.25A) power supply a separate power supply with a sufficient current rating will be required to power the lock.
Wiring Diagrams
