Two basic requirements for automatic door control 1 was close the door should automatically open.
Automatic door opening and closing system using plc.
4 0 automatic operation.
The timer t0 will start to count for 7 sec if no one enters the sensing field x0 off.
The programmable logic controller plc is a dedicated controller designed for industrial usage.
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Plc design and implementation of automatic door using plc sankarsan mohanty.
Required to fully open and close door automatic lighting system one or two light bulbs.
When the door touches the opening limit switches x2 on.
Automatic chain drive belt drive garage door operator system.
Plc based door open and closing system.
We will use plc s7 300 for this application.
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Also we will use tia portal software for programming.
The closing motor starts working to close the door automatically till the closing limit switch touched together.
Stop the closing action immediately if someone enters the sensing field during the door closing process.
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The early automatic door control system uses relay logic control has gradually been phased out.
An automatic door opening and closing system opens a door by driving means when a person approaches the door.
In this system when someone enters the infrared sensing field opening motor starts working to open the door automatically till the door touches the door opening limit switch.
After 7 sec y1 will be on and latched and the.
A monitoring area is set in the vicinity of the door.
It contains the various types of i os that are very suitably matching with the industrial instrumentation and plant control interfaces.
Plc controlled automatic doors as a low failure rate can be high convenient maintenance which is widely used.
For interlocking normally closed switch of open door motor and closed door motor is used in rung 0002 and rung 0003.
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