what is the difference between the microcontroller and PLC?

Answer Posted / arunnatraj

A PLC is a special microcontroller designed for industrial
use, that is for controlling machinery or processes.
Usually a PLC is programmed using Ladder diagrams and
specialized control software. A microcontroller is a
microprocessor that can be used for any type of
application, but there some for special applications, like
a PLC.

Is This Answer Correct ?    20 Yes 21 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

can we create an interrupt in plc through scada?

1889


Describe the typical instrumentation used in monitoring the performance of a shell and tube heat exchanger.

1539


what is the difference between magnetic flow meter and mass flowmeter

895


Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .

1191


PT RTD Range: -200 to 500 degree celsius If I configured in DCS Lower range and Upper range . In face plate it shows red colour due to overa range how was the characteristics look If the temperature is more than operating range. how was the characteristics look . whether its in Resistance vs Temperature curve is Linear or Non linear

1529






TECHNICAL/ARTITUDE

1715


we have level transmitter for h2s04 storage tank capacity 10k ,always there are failure of transmitter due to failure of magnetic floats ,please come up with solutions at the earliest.

1588


any body who gone thru recent iocl interview.INSTRUMENTATION questions. I need.

1938


types of cable..? Use of every types of cable..?

1595


Identification of ss fittings, pilot valves, relief valve.

1385


How to Calibrate Radar Level Transmitter in Field

725


what is the working principal of pribe

1806


Draw a complete P&ID of a flow suction tank indicating all control & protection equipment. Indicate all its inlets and outlets. Explain the controls for this system

1097


CONTROL VALVE OPERATING IN MANUAL BUT NOT IN MANUAL. WHAT SHOULD BE THE PROBLEM ?

1452


I installed the smartplant instrument v8, but can not be opened, that always said: "INTools 2007 hardlock no found". So Could you help me how to do for that?

1633