Bus control unit

  • Central processing unit for building large scale access systems
  • Also usable as a controller for minor bus RS485, able to house up to 32 readers
  • Doorlock control relays are located in readers or in separate door modules to achieve greater security
  • Allows ON-LINE monitoring or remote control for each entry point
  • All the configuration is done from PC via LAN network
  • Typically used in office buildings with many entrances or hotel access systems
  • Works with any ID media according to connected readers
Product Code Description
CL700 Control Unit for 16 readers on RS485 or up to 32 EDK readers
via door modules SL20, ETHERNET interface
EDK2B-485 Contactless Reader for connection on RS485 bus, 
indludes internal relay
SL20 Door Module for connection of 2 EDK readers or 1 WIEGAND reader
on RS485 bus, 2 relays, input for door contact, local power supply



  • Connection of up to 32 readers
  • Reader distance up to 1,200 m
  • Diagnostic LED diodes
  • Universal internal relay
  • Inputs for door contacts
  • Inputs for exit buttons
  • Programmable PGM outputs
  • Outputs for EZS control
  • Tamper contact against case opening
  • Both ON-LINE and OFF-LINE operation

CL700 - datasheet in PDF format


Contact Us

ESTELAR s. r. o.
Palackého 744/1
769 01 Holešov 
Czech Republic

Phone: +420 573 394 894
Fax.: +420 573 395 467
VoIP: +420 571 117 858

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