Answer / er. kumar kamble

[1]it is microprocessor based controller with multiple



-digital i/o,-analog i/o,-timer,-counters,-memory flags,-data registers
arithmetical formulas....etc.[2]basic function is control critical electrical circuit very easy with less electrical wiring[3]PLC used in all type of automatic equipment,eg.Robotics[4]ladder diagram is one language to create programme in PLC.[5]reduce rejection in production,accuracy in products,less maintenance,less man power,easy maintanance.

Answer / ajay

PLC is the industrial computer control system that continuously monitors the input devices and makes decision base upon the custom program to control the output devices.

Ladder logic is the one type of languages which in plc's are using, In ladder logic we can make the program with combinations of inputs & outputs.

Its advantages is ,
-Improve the manufacture of products
-Total control in manufacturing
-Makes it easy to work with in Difficulty & hazardous environment.
-More reliable
-Improve quality of the products
-Save labor & energy.

Answer / suhel zaidi

PLCs are highly reliable, easily programmable,  Small and Inexpensive, PLCs can be designed with the communication capabilities so they can converse with the local or remote computer, They can sustain in robust environment  less maintenance.

Answer / abhinav

Plc is a industrial computer which is take instruction by programming and control the industrial machine

Answer / bharath

it is used in car parking appartment.
when the sensor is fixed at perticular place,then the car
parks that place then the sensor connection should be
disable.it is used to known, how many cars parks per day.
so in this method is used in car parking appartmen.

how we can check level probe and controller

2 Answers  

A differential transmitter is calibrated to measure the flow of lquied, explain what wil happen if the fluid is not pure but contains some bubble?

2 Answers  

what will happen if transmitter wire get shoted?

2 Answers   Sabic,

a pressure transmitter with a range of 0 to 2500kpag has a specified accuracy of 0.5 % of span.It is to be calibrated using a comparison gauge to have an accuracy of 0.1% of span.The comparison gauge has a range of 0 to 3000kpag What is the accuracy ratio? is this ratio acceptable?

1 Answers  

How to calibrate electronic type level switch low?

1 Answers  

What happen if we install my pressure transmitter below the elevation of pipe in natural gas service?

0 Answers  

What is protocol ?

3 Answers  

tell me the temp range of rtd?

8 Answers  

What is cable size for intrenal wiring in DCS or PLC ,from any card to Terminal amd Why

2 Answers  

Describe the function of Accumulator into the Pump

0 Answers  

What is the purpose of LO Overhead tank in turbines.

0 Answers   ADMA OPCO,

What is the minimum rating availalbe for weld neck orifice in market?

0 Answers   Jindal,