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66250756-EN - V2.1 - 05/11/19
- 17 -
4000 Series GSM Lite Audio Intercom - Technical Manual
4000 Series GSM Lite Audio Intercom
Wiring Diagrams
LTGSM4KC CONNECTIONS
Fig.15
shows the wiring connections for a
LTGSM4KC-1
/
LTGSM4KC-1S
audiokit with a fail secure lock release wired through the relay
contacts (
RLY1
) of the
Art.4901
codelock. Also shown is the wiring configuration for a fail safe lock and volt free connections for a set
of gate controls using relay 1 (
RLY1
) of the
Art.4901
codelock.
GSM
INTERCOM
Art.4811
Art.4901
MOV
NO1
NC1
NO2
NC2
NO3
NC3
Art.4901
12Vdc FAIL SAFE
LOCK RELEASE
swit
ched 0V thr
ough
C
/
NO
fr
om GSM
’s
r
ela
y t
o
SW1
on c
odelock
.
0V fr
om PSU
+12V
dc fr
om PSU
MOV jumper for RLY1
moved to NC position
VOLT FREE CONTACTS
TO GATE CONTROLS
swit
ched 0V thr
ough
C
/
NO
fr
om GSM
’s
r
ela
y t
o
SW1
on c
odelock
.
0V fr
om PSU
+12V
dc fr
om PSU
Art.4901
MOV jumper for RLY1 removed
FAIL SECURE
LOCK RELEASE
12Vdc
MOV jumper for RLY1
moved to NO position
Fig. 15