defination of plc? why we use plc? application of plc?
advantage of plc?
Answer Posted / siddhesh
plc is a combination of solid state devices 2 perform
specific task using ladder logic
plcs are used to control certain process like power plant
or cement plant
its more reliable than pc,cost efficent initial
installation cost is more,more precise results are
obtained,small size
| Is This Answer Correct ? | 20 Yes | 8 No |
Post New Answer View All Answers
Explain types of valves?
what is the difference between active & reactive power?
Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent
send me HPCL paper
What happen if we install my pressure transmitter below the elevation of pipe in natural gas service?
How to calibrate smoke Dectector
what do u mean by compensation n pid tunning?in pid tunning what you tunned?is it possible 2 tune p i d
How INtools is useful for routine Instrument maintenance?
WHY THE DEGREE OF VALVE PLUG AND VALVE SEAT IS SLIGTLY DIFFERENT I CONTROL VALVE TRIM DESIGN
The company where I am working, their is rosemount 5400 series radar type level transmitter, it is meant to show level of filled tank, but along with the level it is showing temperature also, so my question is how a onon-contact type radar type level transmitter can show temperature even if it does not have any contact with the fluid?
what are the different types of Protocols? & their applications.
In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?
how many type of plug are used in pneumatic control valve,name them.
What is solenoid valve? Where it is used?
Difference between ultra sonic flow meter