Digital access keypad manual, Seco-larm u.s.a., inc, Page 6 page 11 – SECO-LARM USA Enforce SK-1131-SQ User Manual

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Digital Access Keypad Manual

SECO-LARM U.S.A., Inc.

Digital Access Keypad Manual

OUTPUT 1

EG

IN

N.C.

N.O

(+) (--)

Door

Sens

GREEN LED

OUTPUT 3

O/P 1 Disable

(for DC

use only)

Egress button (inside the

protected premises)

GREEN LED

RED LED

RED LED

(+)

N.C. N.O.

12~24V AC DC

C.

(--) (+) ( -) (+)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

12VDC

power

supply

+

--

Electric

Lock

Diode

1N4004

Cathode

N.O.

Additional egress buttons

can be connected in

parallel as needed

N.O.

REMARKS:

Output relay #1

N.O. output for fail-secure lock.

N.C. output for fail-safe lock.

LEDs:

Each LED requires a 1.5K-Ohm

series resistor for 24V operation.

Note:

• Connect a 1N4004 diode as close as possible to and in parallel with the DC-

powered electromagnetic or electric lock. This absorbs possible electromagnetic
interference to prevent operation of the lock from damaging the keypad. A 1N4004
is not required for AC-powered locks.

• Connect the ground (-) terminal of the keypad to earth to prevent electrostatic

discharge from damaging the keypad.

• The connection of relay output #1 disable to output #3 as shown above is optional.

When so wired, output #3 is the inhibit control. To use, program output #3 for shunt
on/off operation. When output #3 is ON, relay output #1 will not work. For example,
this can be used to prevent users from entering the protected premises during the
evening or weekend. See programming option 61.

• As wired, the green LED lights while relay output #1 is activated to activate the

lock.

• As wired, the red LED lights to show that relay output #1 is disabled by the

activation of output #3.

• Tape all unused wires to prevent short circuits.

WARNING:

• If the inhibit control is used, all personnel must exit the protected premises before

output #3 is activated. Otherwise, personnel in the protected premises will not be
able to exit until output #3 is turned OFF.

• The user code for output #3 in this case should be given only to personnel

authorized to enter the premises any time. It should not be given to other users.

OR

WIRING:

Example Wiring, with Inhibit Control Authorized

+

--

(1)
(2)
(3)
(4)
(5)
(6)
(7)

RED
BLACK

ALARM

CONTROL

PANEL

24-hour N.C.

protection

zone

TAMPER N.C.

WIRE HARNESS

(10)
(11)
(12)
(13)
(14)
(15)
(16)

LIGHT GREEN
WHITE/ORANGE

ALARM

CONTROL

PANEL

24-hour N.O.

protection zone,

max. 100mA

DURESS OUTPUT

WIRE HARNESS

(3)
(4)
(5)
(6)
(7)
(8)
(9)

PINK

KEY ACTIVE or ALARM OUTPUT

1.5k

LED

Low

power

piezo

buzzer

12V

(3)
(4)
(5)
(6)
(7)
(8)
(9)

PINK

Isolation

relay

12V

N.O. relay

contact

MAGNETIC

DOOR

CONTACT

(N.C.)

DOOR

SENS

(--)

GND

DOOR SENSING

Required for:

• Door Auto Relock
• Door Forced-open Alarm
• Door Propped-up Alarm
• Mantrap (Interlock) Control

The Key Active Output will switch to ground (-
) for 10 seconds whenever a key is touched.
Use to turn ON an LED and/or a small buzzer
to notify a guard, or to energize a relay to
switch ON lights or CCTV camera.
Only one connection option is recommended.
Make sure the current does not exceed the
maximum rating of 100mA.
An external power supply and isolation relay
are necessary to drive high power devices
such as lights or CCTV cameras.

(8)
(9)
(10)
(11)
(12)

RELAY OUTPUT #2 -- Example, to shunt an alarm N.C. zone

WIRE HARNESS

WIRE HARNESS

Wire

Harness

Use Normally Open (N.O.) output
contact to shunt a Normally Closed
(N.C.) protection zone of an alarm
system.
Set relay output #2 to Start / Stop mode
(programming option 51)

WHITE/BROWN
BLUE

N.C.

N.C. magnetic contact

To protection zone of an

alarm control panel

OR

WIRING:

Auxiliary Accessories

(See page 15 for jumper selection)

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