(+)
(+)
(-)
(-)
12~24V
Egress button
(inside the house)
More Egress buttons
can be connected in parallel
AC/DC N.C.
N.C.
COM
OR
N.O.
N.O.
N.O.
N.O.
OUTPUT 1
N.C. COM N.O.
OUTPUT 2
Electric
Lock
CATHODE
OUTPUT RELAY
N.O. Output for Fail-secure Lock
N.C. Output for Fail-safe Lock
1N4004
EG
IN
(+) (-)
1 2 3 4 5 6 7 8 9
12-24VDC
Power Supply
9
ENFORCER Vandal Resistant Access Control Keypads
SECO-LARM U.S.A., Inc.
Sample Applications:
Stand-Alone Door Lock:
In this application, the keypad is connected to a single door lock and an egress pushbutton.
Inter-Lock System Using Two Keypads:
In this application, two keypads are each connected to separate door locks and egress
pushbuttons. While one door is open, the other cannot be opened.
• Use an N.C. magnetic contact or some other N.C. device to detect whether a door is opened or
closed. Do this for the two doors being protected.
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