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when a key is touched. It returns to the dimmed setting 10 seconds
after the last key press.
6.2 QUASI: the keypad backlight is off and switches to full brightness when
a key is touched. It switches off 10 seconds after the last key press.
6.3 OFF: backlight disabled.
6. Installation
Open the keypad by removing both screws [D] with the included special
•
tool.
Note: opening an already connected system will trigger an alarm!
Use the housing to indicate the location of the mounting holes (3x). Make sure
•
the cabling can enter the housing through the larger hole at the bottom.
Drill holes, insert concrete anchors when necessary.
•
Guide cabling through the larger hole at the bottom, and screw the
•
keypad housing in place using the included screws.
Wire the keypad. Refer to §5 for more details on the terminals. See below
•
for some wiring examples and refer to §7 for more terminal connection
hints.
Set the keypad backlight jumper [6] to the desired position.
•
Place the keypad back in the housing and secure it tightly with the 2
•
screws [D].
o stand-alone system
Note 1: a diode is used to absorb Electro-Magnetic Fields thus preventing
damage to the keypad. Mount it as close as possible to the lock and
v4 - 15.11.2013
HAA2850
12-24V AC/DC power supply
A
(not incl.)
output type
B
B1
B2
C
electric door strike
egress pushbutton (N.O.) inside
D
the protected area (not incl.)
E
diode 1N4004 (see note1)
additional egress pushbuttons
F
(not incl.) can be installed in
parallel
6
N.C. (fail-safe)
N.O. (fail-secure)
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