Can anybody tell me application of PLC,DCS,SCADA.
Answers were Sorted based on User's Feedback
Answer / abhishek
PLC is programmable logic controller. It has got wide
application like controlling a drive, motor or any other
batch process. PLC's have got capacity to handle less
number of input.
DCS is distributed control system. It has got application
where there are large number of inputs/outputs. Used for
large process handling.
SCADAA is supervisory control and data acqusition. SCADA
System usually consists of the following subsystems:
PLC, HMI,RTU.
Is This Answer Correct ? | 23 Yes | 0 No |
Answer / anisha
PLC and DCS are used based on the application such as where
programmable controlling is required. It has a controller in
it with inbuilt communication protocols. PLC is used in
small scale controlling application inorder to automate it
whereas DCS is used for controlling a large scale automated
industries. whereas SCADA i.e Supervisiory Control And Data
Acquisition. It is used for interfacing Purpose and
supervisiory.
Is This Answer Correct ? | 6 Yes | 0 No |
Answer / apoorva landge
And also DCS has a great storage capacity( memory) as compare to PLC and PLC has the best programming system.Therefore in most of the industries DCS and PLC is interfaced to get better results.. SCADA on the other hand is used when the control room is far away from the field. it is used to communicate at a long distance and on big scales
Is This Answer Correct ? | 5 Yes | 3 No |
What is the meaning of the term "g force"?
3 Answers Reliance, Saint Gobain, Thermax,
In VVVF DRIVES VOLTAGE IS ALSO VARY WITH THE FREQUENCY. HOW? WHAT IS THE DIRECT FORMULA RELATING THESE TWO.
When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?
why use MMWC unit
Explain the functions of the CPU of a PLC.
what is difference btween rotameter and orifice plate?
Explain how thw analog to digital converter works with the circuit diagram
How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
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.
WHAT IS DOPPLER EFFECT? WHERE IT IS APPLIED?
why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?
Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com