General Introduction; Technical Characteristics - Comelit SK9020 Manual Tecnico

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Warning
• This Comelit product was designed for use in the creation of audio and video communication systems in residential, commercial or industrial settings and in
public buildings or buildings used by the public.
• All activities connected to the installation of Comelit products must be carried out by qualified technical personnel, with careful observation of the indications
provided in the manuals / instruction sheets supplied with those products.
• Cut off the power supply before carrying out any maintenance procedures.
• Use wires with a cross-section suited to the distances involved, observing the instructions provided in the system manual.
• We advise against running the system wires through the same duct as the power cables (230V or higher).
• To ensure Comelit products are used safely: carefully observe the indications provided in the manuals / instruction sheets and make sure the system created
using Comelit products has not been tampered with / damaged.
• Comelit products do not require maintenance aside from routine cleaning, which should be carried out in accordance with the indications provided in the
manuals / instruction sheets. Any repair work must be carried out: for the products themselves, exclusively by Comelit Group S.p.A., for systems, by
qualified technical personnel.
• Comelit Group S.p.A. does not assume any responsibility for: any usage other than the intended use; non-observance of the indications and warnings
contained in this manual / instruction sheet. Comelit Group S.p.A. nonetheless reserves the right to change the information provided in this manual /
instruction sheet at any time and without prior notice.

General introduction

The SK9020 Stand-Alone Control Unit must be used in connection
with Mifare® Proximity Reader SK9030I – SK9031 – SK9032. It is
used to manage the electronic keys SK9050, SK9051 and SK9052. It
is used to control access to a door fitted with an electronic lock or an
automatic device.
It is supplied ready for use. It is initialised by swiping the first token
programmed with the SIMPLEKEY ADVANCED software over the
unused unit. The other tokens are then saved automatically in the
memory when they are first swiped.
The card is made up of:
- 1 switch used to access programming for
- three push buttons that are used to affect the parameters
- the three LED's that show the statuses of the unit
- connection terminals
- a J5 firmware update connector
S2
J5
J5
AL
AL
J1
J1
J2
J2
Description of terminals:
AL
Power supply 12 - 24 V AC/DC (*)
J1
Reader + RS485 network
J2
NO/NC relay output
J3
Exit push button + alarm
J4
integral aerial
(*) Note for power supply, accordingly to type of reader connected:
with SK9030l: 12 V DC
with SK9031: 12-24 V AC/DC
with Sk9032: 12 V DC
4
S4
S4
S1
S1
S3
S1: Tempo
S1: Tempo
S2: RAZ
S2: RAZ
S3: Prog.
S3: Prog.
S4: Reset
S4: Reset
J3
J3
J4
J4

Technical characteristics

Opening time
Output via dry contact
Power consumption when idle
Power consumption when relay active 160 mA
Operating temperature
Tensione di funzionamento
Dimensions
PROGRAMMING
The S3 switch is used to switch between programming modes:
S3 in "0" position
Operating mode
S3 in "ON" position
Programming mode
NOTE: In programming mode the L2 LED and the reader LED flash
rapidly.
√ You must go back to operating mode for the unit to manage
access.
Setting the opening timer
„ Turn switch S3 to "ON" (Programming)
„ Press button S1 several times to adjust the time units (one press
per second).
„ Switch S3 to OFF.
» A double confirmation beep will validate this for you.
The minimum timing setting is 1 second.
The maximum timing setting is 99 seconds.
The unit is supplied with a 5 second opening time set by the factory.
User token management
The tokens must be programmed using the SIMPLEKEY ADVANCED
software contained in the SK9091 kit so that they can work on the
SK9020 unit. Refer to the software programming instructions.
1. Initialisation
The SK9020 is supplied blank and must be initialised. To do this, you
just have to plug it in, turn it on and swipe one of the programmed
token to the reader. The unit will remain in PRG mode for few seconds
(Green and Red LEDs flushing simultaneously), because the units is
recoding Building Code and Site Code of the token.
Once back to normal operating mode, all tokens of the same Building
will open the door without any other programming and their parameters
will be stored automatically as they are first swiped.
NOTE: Multi-Building Programming:
Typically for situation with Main and Secondary entrances, for Main
entrance Reader it is possible to program and authorise tokens from
can be adjusted from
between 1 and 99 seconds
max. 5A 12-24 V AC/DC
70 mA
-10 / +55 (°C)
12-24 V DC or AC
55 x 85 x 20 mm

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