Answer / srinita upadhyay

plc(programmable logic controller)is a microprocessor based
device which store data.

Answer / guest

plc is difinds as programmable logic controller

Answer / raja

Plc means program logical controll

Answer / eswaran p

PLC ( Programmable Logic Controller ),it is introduced as
replacement of relay logic circuit, by using PLC
complicated logic can be able to make . it is having
internal memory .

Answer / surendra gupta

plc means "programmable logic controller".
plc is a solid state computerised industrial controller
that performs discreate or sequential logic in factory
invironment. it was origenally doveloped to replace
mechanical relay, timer and counter.
plc is important to the
word of industrial automation.

Answer / mohan

PLC is a programmmable logic controller. which is an
automation to control the actuators and/or valves to done
the process.

Answer / guest

Programmer Logic Controller, which works hand in hand with SCADA

Answer / laxmi udasi

PLC is used to control the operation of machine
automaltically.

Answer / ibrahim s

PLC(Programable Logic Controller):

*It is used to emulates relay logic interlock and
provide device status.

*It works by looking at its input and depending upon
their state turning on or off its outputs.

*It control the devices according to user defined
logical
program.

Answer / t.pitchaikannu

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.

what is hart communicater? can u give brief explanation about this issue?

3 Answers  

Can we use PLC in Hazardous Area?

2 Answers   MNHG,

what is the PID controller?

1 Answers  

Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer

0 Answers   Ace Info,

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4 Answers   ABB, Inovonz,

can i use capillary type dp transmitter converted to capillary type pressure transmitter. if i removed one side capillary tube its work correctly?

1 Answers  

What care will you take in the installation of control valves,SCADA,DCS and FOC in Oil and Gas Project?

0 Answers   KNPC,

The wire is disconnected from the fuel gauge sending unit (bimetallic gauge). A voltmeter connected to the wire reads a pulsating 5v. What does this indicate?

3 Answers  

please can anyone tell me in detail, what's mean by open loop and close loop?

6 Answers  

What is BMS (Building Managment System)& is AHU / HVAC are in BMS.

12 Answers   Alghanim,

How to convertion 100 m3/hr to mmH2O or to Kg/cm2?

0 Answers  

what are the inputs (drawings) we need to prepare loop schematics??

1 Answers