Answer / mukesh kumar singh

Plc is the I/O devic, user can make a program its download
memory card according to the program.The O/Pwill be
energized when i/p will be Energized

Answer / pvin

PLC IS VERY HIGH CONFIGURATION OF PROGRAMMABLE LOGIC CONTROL;

Answer / hamsini

PLC means programmable logic controller. it has internal
storage memory whichis used to store the logic. PLC is used
to control and monitor the machines on factory. it recieves
the i/p form filed(sensors) and this this input is processed
by central logic unit.and finally produce the output via
output device (actuator)

Answer / mahesh

*PLC is the "Programmable Logic Controller".
*It Controls the logical device according to the program.
*The Program is done using the Ladder Language.
*SCADA is used for control & view what process is going.

Answer / priyanka

A PLC (i.e. Programmable Logic Controller) is a device that was invented to replace the necessary sequential relay circuits for machine control. The PLC works by looking at its inputs and depending upon their state, turning on/off its outputs. The user enters a program, usually via software, that gives the desired results

Answer / nitin

PLC (Programmable Logic Controller) programming allows a computer to automate mechanical or electrical processes for machinery, lighting, or assembly line control actions. Over the past two decades, PLC programming has been used in a number of industries. The PLC’s design allows it to take multiple inputs and provide various outputs. A PLC device is also referred to as a hard, real-time control system since its output(s) is in direct response to input conditions within a pre-arranged time frame.

Answer / sreevathshan

Plc is Programmable Logic Controller.
Plc is a user friendly microprocessor based specialised computer. Used to perform logic functions and complex functions.
It consists of timer, counter, arithmetic function, etc...

What is DCS?

4 Answers   GAIL, Sabic, Trident, Yokogawa,

What happens if the Displacer has fallen or has a hole in it?

1 Answers   CCIE,

What are securities of turbine?

1 Answers  

what is the diffrence between mmwc and kg/cm2 for pressure measurment when we are using mmwc and when kg/cm2 and why????? ?? what is the reason

19 Answers   Ecoboard, Jindal, Sepco,

What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.

0 Answers   TNPL,

need instrumentation job completed 1 year trainee ship in mnc pesticide company. now in search of job

0 Answers  

what is the basic principal of vertax flow meter

3 Answers   Balrampur Chini Mill, Saba,

What is the reverse action and direct action

2 Answers   Samsung,

how the presure switches are calibrated? and what happen inside?

1 Answers  

should I use Hydrostatic Pressure Transmitter for measurement of DENSITY of filled tank ? If YES then please explain how.

2 Answers   HPCL,

What is compensation for flow ? Why we use compensation ? What are the factors of different compensation ? We not use then what problems may happen ?

0 Answers  

what is ZERO SUPPRESION and ZERO ELEVATION?

3 Answers   Reliance,