Answer Posted / saravanakumar
The Motor speed can be controlled through a closed loop system (i.e. PID loop) with either process value of its speed.
| Is This Answer Correct ? | 8 Yes | 1 No |
Post New Answer View All Answers
How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
how the arrangement of equipments done in control room
If i have 4 Allen Bradely make RS logix 5000 PLC and for viewing that we are using 4 RS view SCADA for 4 different packages. Now, I will want to view two packages on only one SCADA. Then how i will do it?
how many type conductivity sensor ?
please send me the inteview questions in IOCL
(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.
Positioner usage.
what would be the minimum flow rate that we can measure on rotameter..?
How to decrease opening & closing time of on/off valve?
HI, can anybody give details about GAS TREATMENT PLANT CONSTRUCTION,as INSTRUMENTATION ENGINEER what are the responsibilites.what are the instruments mainly instrumentation engineer will deal with
please send the drdo exam paper
what is commisioning procedure,2)what is is the main work in commisioning in the field tx to dcs, plz send me detail
what is span value and zero ? and how set ?
What is defferent betwen ESP &PCP PUMP .HOW IT IS WORK?
how to control pid
