what is plc?
Answer Posted / mohan
PLC is a programmmable logic controller. which is an
automation to control the actuators and/or valves to done
the process.
| Is This Answer Correct ? | 50 Yes | 7 No |
Post New Answer View All Answers
What is the constant voltage unit?
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
what is the difference between profibus and controlnet networking.
(1) In turbine, what does term CDP, NI, NH, HSSOC, means. (2) What is the purpose of LO overhead tank in turbines.(3) An equipment is certified for EEX, IA, IIC,T6, what do you under stand by this.(4) what is SURGE, and how it is prevented, what is the purpose of bypass valve across AS valve.(5) Give 2 application of quartz crystal used for process parameter measurement.(6) what is meant by cold float of compressor shaft. (7) state four different types of flow measurement. For gas flow measurement mmscfd is the common unit. Expand the unit and specify significance of word S in the unit.(8) what is meant by Gap voltage, in vibration measurement. Normally how much Gap voltage is set and state the reason.(9) what will the new flow factor if D/P transmitter is Re-Ranged from 25” wc to 50” wc.(10) what is the usage of QDV & Volume booster.
hello friends, can you please send me the model paper or question paper to be prepared for hpcl examinations????????? You can mail me at rahim_here@yahoo.com waiting for your reply........... help me .. plz.....
i am having information technology branh ....... can i prepare for psu exam
Draw a simple circuit for a well head control panel used to protect the well against fire, leak, blockage, ESD, & controls the operation of one downhole & one surface safety valve. Explain the operation and controls
detail of mass flow meter pricipal
Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?
how to rectify the poor signal strength in utrasonic digtial flow meter ,model:ge digital xce868i
How does your previous experience relate to the job you are applying for ?
How d.p. Transmitter can be applied to close tank?
what is output of FOUNDATION FIELD BUS transmitter
How INtools is useful for routine Instrument maintenance?
Describe how to use megger to measure the earth resistance and insulation resistance