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WIRING DIAGRAMS - Multiple Masters for Door Answering

LEF-3L System with External Signaling (RY-AC)

One door station with the ability to activate a separate doorbell

Shown with external signaling and door release relays

LEF-3L System with External Signaling (RY-AC)

Selective external signaling relay outputs for each door station call-in

IMPORTANT: When using selective outputs, a separate
relay and power source are required.
Do not power external devices off of the
system power supply.
To prevent shorts, be sure to cut unused lead wires at the button and insulate the ends.
AContact Rating: AC110V 1A
DC24V 1A
Contact Rating: 0.3A 240V AC
1.0A 24V DC
To prevent shorts, be sure to cut unused lead wires at the button and insulate the ends.
3
2
C
–
+
1
E
LEF-3L
PS-1225/UL/S
PS-1215DIN
12V DC
POWER
ONLY
LEF-3L
AC Transformer
A
LE-D/LE-DA
–
3
C
1
2
E
R
Y
–
+
R
Y
+
RY-PA
1
E
–
RY-AC
AC Transformer
External
Sounder
Black
Black
Red
White
Yellow
Yellow
White
Brown
Red
Orange
White
Brown
Red
Orange
C
2
1
–
+
3
E
LEF-3L
PS-1225/UL/S
PS-1215DIN
12V DC
POWER
ONLY
LEF-3L
LE-D/LE-DA
LE-D/LE-DA
–
3
2
1
C
E
R
Y
–
+
R
Y
+
1
E
–
1
E
–
To External signaling
device & power
To External signaling
device & power
RY-AC
RY-AC
Red
Black
White
Yellow
Red
Black
White
Yellow
White
Brown
Red
Orange
White
Brown
Red
Orange