Answer / surendra gupta

the system has processor & i/o,s & some functional units
like basic modules & so on uses a scada for visualization.
generally the scada doesn't use a central database.

Answer / muhammad nadeem

PLC(Programmable Logic Controller)
----------------------------------
* It is a controller which is used to control machines ,
process,or total industry
* It is programmable ,depending upon application we can
change the program ,download and run the controller.
* They are so many logics are used to write a programme
1.Ladder Logic(LD)
2.Instruction List(IL)
3.Function Block Diagram(FBD)
4.Structure Text(ST)
5.Sequential Flow Chart(SLF)
* From this name itself it used to control the
applications by programming the logic

Answer / surabhi chavda

PLCs are computer-based solid-state devices that control industrial equipment and processes. While PLCs are control system components used throughout SCADA and DCS systems, they are often the primary components in smaller control system configurations used to provide operational control of parameter....

Answer / samanthjose

built mechine controls computer designed to read digital
and analog inputs from variouse sensors.

Answer / ashish sheta

PLC is a computerized industrial computer that interface
with i/o from plant and perform discrete or sequential logic
to the factory environment.

Answer / bawah munkaila

plc in marketing context means, Product Life Cycle. It's the process a product passes through in it's life time. Every product just a human being has a life span when introduced onto the market. Some products may stay longer but will eventually fade off from the market. A new product is any product that is new in anyway, therefore those products that are fading off may be remodeled to come back on to market as new products. Every product passes through the plc. The stages involved in the plc are Introductory stage, Growth stage Maturity/Saturation stage and the Decline stage.

Answer / jayakannan.s

THE PLC IS WHICH SOLID STATE IN THIS OUT PUT IS DEPEND UP
ON INPUT STATUS AND PROGRAMING CONDTION.

ALSO ALL ALLOCTAION OF HUMAN CONTROLS ARE GIVEN IN TO THE
TECHNICAL EQUIPMET. THIS IS ALSO CALLED AS AUTOMATION.

Answer / awais ijaz

programable logic control used in industry for programable

Answer / saravanan

It is a solid state device,output depends upon input states
and user developed program.

Answer / manikandan.k

plc is also one of a computer. This is control the different
device in the logic program is done in the computer.

How can I zero check of wet leg type DP Tx ?

6 Answers   ONGC,

what is function of DCS , and how is it work , explain with difination

1 Answers   Bapco Bahrain Petroleum Company,

please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?

0 Answers   Wartsila,

what is controlling card in dcs? how u measure dcs memory?what is bus in dcs?how u know dcs speed n ehternet speed?

0 Answers  

why relays are used with plc?

4 Answers  

there are two candidates p and q in an election.During the campaign,40% of the voters promised to vote for P ,and rest for Q.however, on the day of election 15% of the voter went back on their promise to vote for P and instead voted for Q. 25% of the voters went back on their promise to vote for Q and instead voted for P.suppose,P lost by two votes,then what was the total no. of voters.

1 Answers   GATE,

What are different types of orifice plates?

0 Answers  

Can you tell me how we will select RTD and Thermocouples for Temperature applications. I.e How we will choose accurate one for a specefic operation if both having same ranges

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Area classification, Equipments, Gas groups, temperature classification, Ingress protection, Fire Extinguishers.

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what is the PC interface and software for connection to ABB logic module “ LM011-CE18RAC “ ( for Programming ) ??

0 Answers  

In close vessel/ drum why we use d.p. transmitter of -ve range i.e. (-)500 to 0 mmwc.

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What standards are used for earthing of field instruments?

1 Answers