– 6 –
RY-PA 
Black  Yellow 
to CCTV 
input 
LEF-5 channel's selective gnd. is
 K  terminal corresponding to the 
number terminals.
Contact will be closed 
as long as channel # 
is selected 
to
 +
to # channel's selective gnd.
PS12
Door release relay wiring, one relay per door station
Operation:
·
 To release the door, push the Station Selector button, then press " " to release.
·
 When the coil gets 12V DC, the contact changes state, momentarily. Use the relay to trigger a Request-To-Exit   
  input on any standard access control system, or close an open circuit (shown above).
External Signaling and CCTV relay wiring, one of either relay (or both) per door station
 
PS12
 
PS-1225UL, PS-1225S, PS-1225, PS-1215DIN
2 
1 
K1
L
K2
K3
K4
K5
LEF-5
 White lead is 12V DC when 
key button is pressed. 
Colored lead is ground when 
channel is selected.
  Brown lead is #1
  Red lead is #2
  Orange lead is #3
· Relay is activated when 
channel is selected and door 
release button is pressed.
RY-PA 
Black 
Yellow 
Black wires are a coil. Provide 
12V DC to trigger contact. 
Contact  
Normally Open (N/O) dry contact 
1 10 V  AC, 1A , 
24V DC, 1A 
Door strike 
AC  T ransforme r 
to 
L
K#
to  channels  
LEF-5
1 
E
- 
+
L
K1
K2
K3
K4
K5
- 
+
1 
E
- 
Door Strike 
AC  T ransforme r 
Yellow Black 
LE-D or LE-DA
RY-PA 
LEF-5
PS12
Power source 
for bell strobe, 
horn, etc 
RY-AC/A 
Contact will close momentarily 
when sub station that is wired to channel #
(1, 2, 3, 4, or 5) calls in.
White to # 
Black to LEF 
-
Red to LEF +
External device 
to be triggered 
Yellow 
·
 
·
L
 terminal 12V DC when door 
release button is pressed.
K#
 terminal ground when  
channel is selected.
K1
  is #1
K2
  is #2
K3
  is #3
Relay is activated when channel is 
selected and door release button is 
pressed.