Installation instructions manual [PDF] (8 pages)
- Updated: 04.07.2026
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DE6205
1
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Microprocessor Controlled Digital Keypads
Installation Instructions
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The CL-8 is a self-contained, versatile microprocessor-controlled
digital keypad for indoor access control and remote control
applications in security systems. Its main purpose is to limit
access to restricted areas, while permitting authorized personnel
to enter. Small and simple to operate, this keypad is suitable for
surface mounting or flush mounting in a standard single-gang
switchbox. It can function with virtually every security control
panel
on
the
market,
protecting
residences,
factories,
laboratories, hotels, offices and airports.
The CL-8 internal EEPROM can be programmed with 56
individual access codes, each assigned to an authorized
individual user or to a group of users. Each code may be changed
or
deleted
by
application
of
a
simple,
straightforward
programming sequence. On-site programming is carried out at
the keypad, but only the MASTER CODE holder can access the
programming menu. The programming process is aided by a
green LED which shows programming information to the installer.
When an access code is keyed-in and identified by the
microprocessor, the CL-8 energizes a built-in 10A relay, which
operates the door strike or performs any desired switching
function. The relay remains energized from 1 to 98 seconds,
depending on the contact closure duration programmed into the
device. For special applications, the relay may be toggled by user
access codes, so that keying a code once causes the relay to
latch, and keying a code again unlatches the relay.
In addition to the on-board
relay,
an
auxiliary
(AUX)
open-collector transistor output may also be tripped by certain
code users for activating a control panel, operating floodlights,
switching on CCTV, sounding a buzzer etc. Each of the 56
different access codes may be programmed to operate the
built-in relay, the auxiliary output or both. Moreover, the auxiliary
output can be programmed to function in seven different modes,
one of which is the "double keystroke" (pressing keys 1 and 3
simultaneously). A different double keystroke - pressing the * and
# keys simultaneously - activates a special PANIC open-collector
transistor output to send out a "silent alarm" in emergency
situations. A REQUEST TO EXIT remote input trips the relay to
open the door from inside without entering a code, thereby
permitting simple exit from the protected area. When the access
code is being entered under duress, the authorized user can add
a preset AMBUSH digit immediately after his access code, thus
actuating the PANIC signal. In addition, the CL-8 is virtually
impossible to defeat by unauthorized people who try to discover a
correct code by trial and error: a penalty timer locks out the
keypad for 30 seconds after three consecutive inputs of
erroneous codes.
Model CL-8A, with an extended
operating temperature range is
supplied for use in uncontrolled
temperature
environments.
Model CL-8A EXT is designed
to operate in conjunction with
outdoor,
vandal
resistant
keyboards KB-81 and KB-82,
with which it forms access
control
systems
CL-81
and
CL-82,
respectively
(see
Publication D6215). An optional
tamper switch for both models is
available upon request.
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•
Highly versatile.
•
Self contained, suitable for flush and surface mounting;
supplied with a surface mounting box.
•
Programmable on site by use of its own keyboard.
•
Non-volatile EEPROM memory stores programmed data;
unaffected by power failure.
•
Up to 56 different 1-8 digit user codes can be programmed.
•
More than 100 million code combinations are possible.
•
User codes may be deleted individually.
•
Programmable AUXILIARY open-collector output with seven
powerful operating modes.
•
Each user code programmable to operate the RELAY, or the
AUXILIARY output, or BOTH.
•
Programmable relay contact closure duration; toggle (latch/
unlatch) mode may be selected if required.
•
PANIC output triggered by pressing the # and * keys
simultaneously.
•
Three built-in LED indicators: green to indicate keypad
functions; yellow and red available for optional applications.
•
REQUEST TO EXIT remote input trips the relay by a remote
switch or detector.
•
An AMBUSH digit, if entered after the last user-code digit,
sends a one-second pulse to the PANIC output.
•
9 to 16 or 22 to 26 Volts AC/DC operation.
•
Tamper switch option available
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Code composition: 1 to 8 digits, any combination
Keypad type: 12 keys 3 X 4, tactile operation
Operating voltage: 9 -16 or 22 - 26 V AC/DC, selected with
jumper
Current drain: 15 mA in the standby state 55 mA with relay and
AUXILIARY output active
Power failure immunity: EEPROM retains all programmed
information even during total power loss
Other protections: Watch-dog protection from processor
hang-up
Relay contact rating: 10 A / 28 VAC or DC
Relay control: Programmable for 1 – 98 seconds contact closure
duration, or for toggle (latching/unlatching) mode
Open collector outputs current sinking capability
Auxiliary output- Up to 100 mA (protected by an 18 ohm series
resistor)
Panic output- Up to 100 mA (protected by an 18 ohm series
resistor)
LEDs: Green indicates keypad status
Red and yellow have 1K ohm series resistors and
terminals for external connections
Operating temperature
CL-8: 0°C to 65°C (32°F to 149°F)
CL-8A: -20°C to 65°C (-4°F to 149°F)
Dimensions (HxWxD): 118x72x33 mm (4-5/8 x 2-3/16 x 1-3/8 in)
Accessories: Optional tamper switch TAMP-1.
2
DE6205
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The major purpose of the CL-8 is to respond in various ways to
the programmed access codes entered by authorized users, and
to protect against erroneous codes entered by unauthorized
people. An authorized code holder should observe the following
precautions:
A. Do not let anyone watch you while you key-in your code.
B. Enter your access code digits one by one and then press #.
C. Do not wait more than 5 seconds between successive
keystrokes, or else the keypad will respond as if an incorrect
code was entered, and you will have to restart.
D. If you find it necessary to send a silent alarm signal without
opening the door, press * and # simultaneously, so as to
trigger the PANIC circuit.
E. If you are forced to enter your code under duress, press the
AMBUSH digit immediately after entering your code. This
activates the PANIC output but will not arouse any suspicion,
since the person who is threatening you is not supposed to be
familiar with the length of the digital code. When an access
code is entered correctly, the keypad will respond by
unlocking the door and/or tripping the auxiliary circuit,
depending on the extent of control assigned to each access
code. The green indicator will light up as long as the internal
relay remains energized.
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The CL-8 is suitable for surface and flush mounting alike, but
must be installed indoors. Do not install outdoors! Flush mounting
is possible in any standard, single-gang electrical switchbox (see
Figure 1), without the original back box. For surface mounting,
use the back box supplied with the unit (Fig. 2).
Figure 1. Flush Mounting
Figure 2. Surface Mounting
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Use # 20 AWG or larger diameters for relay connections to the
door strike, to the control panel or any other system used. All
other connections are to be made with # 22 AWG or larger.
Route the wires through the wiring knockouts on the back cover.
Make no splices within the unit and avoid contact between
uninsulated wires and the printed circuit board.
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IMPORTANT! Before wiring be sure to set jumper JP3 in the
position that corresponds with the power source you are using:
9- 6 Volts - mount the jumper across the two pins of JP3.
22-26 Volts - remove the jumper or mount it on a single pin of JP3.
The connections to the terminal block are shown in Figure 3, with
each terminal duly identified.
Proceed as follows:
A. Connect the door strike leads between one of its power supply
terminals and keypad terminal No. 11 (N.O.). If using a
magnetic door lock, connect the magnetic lock leads between
one of its power supply terminals and terminal No. 12 (N.C.).
B. Connect the other terminal of the door lock power supply to
terminal 10 (COM).
C. Connect the panic buzzer or relay between terminal 8
(PANIC) and a +12 VDC supply. Observe polarity.
D. Connect the auxiliary buzzer or relay between terminal 9
(AUX) and a +12 VDC supply. Observe polarity
Notes:
1. If the CL-8 is powered from a 12 VDC supply, the AUX
and PANIC relays can be connected to terminal 7 (+).
2. The PANIC and AUXILIARY outputs each include an 18
ohm resistor in series with the output. The maximum
current switching capability of each output is 100 mA.
E. Connect the AC or DC power supply leads to terminals 6, 7.
Caution! If the power supply provides AC, disregard polarity.
If the power supply provides DC, connect the negative lead to
terminal 6 and the positive lead to terminal 7.
F. Connect the remote request to exit pushbutton or PIR
contacts to terminals 5, 6. To light the red LED, connect 12
VDC between terminal 1 (+) and 2 (–). To light the yellow
LED, connect 12 VDC between terminals 3 (+) and 4 (–).
G. When using a tamper switch, connect the tamper N.C.
terminals to a control panel normally-closed, 24-hour
protection zone, or any other system used to monitor the
tamper contacts using a tamper switch, connect the tamper
N.C. terminals to a control panel normally-closed, 24-hour
protection zone, or any other system used to monitor the
tamper contacts.
Figure 3. Terminal Block Wiring
DE6205
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This option includes a terminal block and a tamper switch on a
separate PC board. The tamper switch can be used in two ways:
1. To protect the CL-8 if tampering is attempted by removal of
the front of the case. In this configuration, the tamper actuator
remains within the case, in physical contact with the inner
surface of the keypad's back box.
2. To protect the CL-8 if tampering is attempted by removing the
unit from the wall or by removing the front of the case. This is
accomplished by opening the tamper actuator knockout in the
back box, allowing the tamper actuator to extend out of the
back box and contact the wall.
Note: the tamper switch is delivered as a separate item. It is not
installed at the factory. When ordering, specify TAMP-1.
Figure 4. Tamper Switch Installation
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Programming the keypad is, in simple terms, providing it with a set of
instructions on how to react in various contingencies. The keypad
must be programmed as soon as all installation and wiring have been
completed. Later on, as changes take place, partial or full
reprogramming may be carried out as many times as necessary.
The first step in "telling the keypad what to do" is to access the
programming menu, which is accessible only by use of the current
"master code". The factory default master code is 1234, but after
subsequent programming, this default code will be automatically
superseded by user code No. 01, which is the real master code.
Important! Experienced programmers may refer directly to
Appendices A and B at the end of this manual.
Caution: User code No. 01 must be kept secret at all times to
prevent the introduction of unauthorized changes in the keypad's
programming.
Do
not
use
this
code
for
normal
entry
into the restricted area.
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A. The programming menu is selected by keying **1234** (1234 is
the factory default master code). The Green LED will
acknowledge (by flashing slowly) that the programming menu is
now active.
B. While the programming menu is active (green LED flashes
slowly), you can select various programming functions by
pressing a number from 1 to 5 (Table 1).
C. Entering a function number while the green LED is flashing
slowly causes the green LED to start flashing rapidly. The
desired value should then be entered, followed by the "end-of
data" character #.
D. Functions 2, 3 and 5 on the menu are single-stage
programming operations. If the correct data is entered,
followed by #, the green LED lights steadily for 2 seconds and
then resumes flashing slowly (indicates return to the menu).
E. User Code programming (Function No. 1 on the menu) is a
4-stage operation which calls for step-by step entry of several
data groups in succession (see Table 2 below). The first 3
data groups are each terminated by pressing #�
which
serves here as a "separating character". The last data group
is also followed by keying #, which resumes its role as an
"end-of-data" character.
F. Deleting user codes (function No. 4 on the menu) is a
two-stage programming operation (see Table 3). The first data
group is terminated by pressing #, which serves here as a
separating character. The second group is the master code
followed by #, which resumes its role as an "end of data"
character.
Table 1. Programming Menu
No. Function Name
Value to enter
Description
1
Programming user codes
Any combination up to
8 digits
Each code entered is assigned to an authorized individual or to a group of
people (Programming Chart - Appendix A)
2
Timing the relay
01 to 98
Sets relay contact closure duration between 1 and 98 seconds
Latching the relay
99
Selects toggle mode (latching/unlatching)
3
Selecting AUX output mode
1 to 7
Each number entered selects a different AUXILIARY output operating mode
(Table 4)
4
Deleting a single user code
user numbers, 02 to
56 + [master code]
User code corresponding to the user number entered is deleted.
Deleting all user codes
��# + [master code]
All user codes are deleted in a single operation, except for master code 01
5
Ambush digit
0 to 9
The programmed digit will be valid until deleted or replaced
Delete ambush digit
�
The ambush digit is canceled
Table 2. User Code Programming Steps
Step
Enter
Description
1
1,[user no.] #
1 selects the user-code programming function; [user no.] is any number from 01 to 56.
2
[user code] #
[user code] is the individual code assigned to the user, from one to eight digits, each digit a number from 0 to 9.
3
[user code] #
[user code] repeats the previous step for verification
4
[trip code] #
1 to trip only the relay, or 2 to trip only the AUX output, or 3 to trip both the relay and the AUX output.
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