Door Interlocking System

Door Interlocking System


Door interlock controller achieve this by preventing simultaneous access of door /Room by ensuring that when one door for a room is open then other door is closed. Push buttons are available for door access. 

  • Mode of Operation: NC or NO.
  • Door delay time: pre programmed as per requirement.
  • Pushbutton Inputs based on Doors maximum 16 Doors.
  • Door Feedback Inputs based on doors maximum 16.
  • Door Control Outputs based on doors maximum 16.
  • LED Indications for push buttons: GO/WAIT.
  • 3-digit 0.3" 7-Segment display to display door delay timer.
  • Door delay timer can interface to control unit through RS485.

  • Microcontroller based Door Interlocking System.
  • Door interlocking systems supports maximum of 16doors.
  • User can configure Normally Closed mode or Normally Open mode.
  • Configurable door closure time interval for 4 to 16 door interlocking systems.
  • MODBUS RTU multi drop RS-485 serial communication for PLC, SCADA, etc.
  • Relay status Indications.
  • “GO”,”WAIT” Door Status Indications with buzzer.
  • It supports Emergency Stations with buzzer.

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