Door Coding System
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External door release keys
The door can be opened in the usual way from internal
rooms by means of door release keys provided on site or
externally. The door release is then unlocked via the preset
door unlocking period (rotary function switch for door
unlocking period).
Function switches (sliding switches 1-3)
Sliding switch 1: continuous unlocking/short period unlocking
Variation A:
Sliding switch 1 -on- (at top) short period
unlocking (setting ex-works). After input of the
correct code number the electric door release
unlocks for the door unlocking period set via the
rotary function switch (door unlocking period).
Variation B:
Sliding switch 1 -off- (at bottom) continuous unlocking .
The door can be continuously unlocked by actuating
the plus key and subsequent entry of the correct
code number via the keypad. The possibility thus
exists of accessing this door with random frequency.
In order to relock the door first of all the minus key
and then the code number have to be entered at the
keypad. If the plus key is not actuated on the keypad
the basic function (short period unlocking) is
effective upon entry of the correct code number.
Sliding switch 2: 1 Normal mode/test mode
Variation A:
Sliding switch 2 -on- (at top) normal mode (setting
ex-works). As the name suggests, in this case the
standard functions are effective as in the description
short period or continuous unlocking.
Variation B:
Sliding switch 2 -off- (at bottom) test mode . With this
function the numeric keys on the keypad and the
keypad control line can be verified as to orderly
functioning. The door release relay (electric door
release) is driven upon each numeral actuation on
the keypad. The plus or minus keys on the keypad
function in test mode in the process, however, the
door release's check-back position indicator contact
is tested additionally for connection (door position
for test mode - door closed). If an electric door re-
lease without check-back position indicator is being
used, the correct basic setting of the sliding switch3
is verified in the process. An erroneous basic setting,
a wrong connection, defective keypad control cable
or functional error of the door release check-back
position indicator contact can be localized by means
of this test mode.
Sliding switch 3: electric door release with check-back
position indicator contact RR
electric door release without check-back position indicator
contact RR
Variation A:
Sliding switch 3 -on (at top) connection of an
electric door release without check-back position
indicator contact RR
Variation B:
Sliding switch 3 -off (at bottom) connection of an
electric door release with check-back position
indicator contact RR (setting ex-works)
Setting of the door unlocking period
"Rotary function switch for door unlocking period". A rotary
switch is located on the connection board of the door coding
system, the purpose of which is the setting of the door
unlocking period. This setting determines the time period
during which the door can be opened after the correct code
number has been entered.
Graduation 1 increment = 2 secs. door unlocking period
If door releases with check-back position indicator contacts
RR (function switch, sliding switch in position 3 -off-) are
being used, the door unlocking period is reset after a single
access.
Setting of the erroneous code relay - reaction period
"Rotary function switch erroneous code relay reaction period"
Ascertaining the correct code number by "trial and error" is
made more difficult by the erroneous code evaluation
function. If more than 5 erroneous code numbers (in the
case of a 4-digit code number 20 numbers, in the case of a
6-digit code number 30 numbers) are entered, the erroneous
code relay (zero potential relay contact) reacts for the time
preset via the rotary function switch.
In addition the keypad is disabled during the reaction time
of the erroneous code relay. Entry of the correct code number
is not possible until the preset time period has expired. Further
"attempts" will therefore be pointless. The rotary function
switch for the erroneous code relay reaction time is located
on the connection board of the door coding system.
Graduation 1 increment = 6 secs. door code relay reaction
e n g l i s h
(settable to 30 secs. max.)
time (settable to 90 secs. max.)
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