Velleman HAA9523S Mode D'emploi page 15

the lock power terminals in order to absorb the back EMF and to prevent it from damaging the keypad. The
1N4004 is not required if the electric lock is AC-operated.
• To avoid electrostatic discharges, always ground the (-) terminal of the keypad to earth.
• The green LED lights while the keypad is striking the electric lock.
• The connection "output 3" to "output 1 disable" is optional. With this connection, output 3 will be used as an
authorization control. You may key in user code 3 to stop the operation of the electric lock during daytime or
after office hours in order to prevent unauthorized access. Set output 3 in start / stop mode (programming
option 61) for on / off control. The red LED lights when the operation of the electric lock stops.
• Tape all unused wires to prevent short-circuit.
WARNING: For safety, make sure everybody has left the building before enabling the door lock inhibit
function. Only the owner should keep the inhibit authorization code.
2. Basic wirings for alarm arm-disarm and stand-alone door lock (fig. 3)
• This application is the same as
application 1 except for the
LED indications. The green and
red LEDs are used as alarm
status indications, such as exit,
armed, alarm memory, etc.
• Relay output 2 is used for the
alarm arm-disarm control.
Refer to the manual of your
alarm control panel.
• Connect the tamper switch to
the N.C. 24-hour zone and the
duress output to the N.O. 24-
hour zone for tamperproof and
emergency reporting.
• The connection "output 3" to
"output 1 disable" is optional.
With this connection, output 3
will be used as an authorization
control. You may key in user
code 3 to stop the operation of
the electric lock at light or after
office hours in order to prevent
unauthorized access. Set output 3
in start / stop mode (programming
option 61) for on / off control. The
red LED lights when the operation
of the electric lock stops.
• The yellow green wire is the
common ground to link up the
keypad and the alarm control
panel in order to achieve the
logical functions.
3. Basic wirings of an interlock
system using 2 keypads (fig. 4)
v2 15/11/2013
HAA9523S
15 VELLEMAN