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Instrumentation Interview Questions
Questions Answers Views Company eMail

hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com

1777

IN CONTROL VALVE SPECIFICATIONS GENERALLY TERM " DE- 200" ."DM -400"USED,, WHAT IS DE/ DM STANDS FOR?

1599

hi this is noor in my work spot, i arranged THERMOCOUPLE in the place of RTD. (in FEED WATER tank). can i use T/C or not?

10 8752

why the SCAN time of DCS is more & that of PLC is less? if the SCAN time of DCS then why we use DCS.

4 12797

hi vishok this is noor plz tell me what type problems will occured i use T/C in the place of RTD in (FEED WATER TANK),plz send ur e-mail address to my ID (mail2noor.hyd@gmail.com)

6 5419

What is the difference between radar and ultrasonic level transmitter? Which method is best and more accurate?

8 42364

What is maintenance planning?

Qatar Airlines,

3 18164

I want to take temp. data from recorder to computer. Which communication system is best from this option(Rs 232- 485/ethernet/USB)?

3 5308

What is expansion of SMART Instruments? And What is it?

Atesco,

35 43422

What is loop or pigtail in an impulse line?

Qatar Airlines, Qatar Petroleums,

8 30915

canu tell me why 4-20 ma and why not this 3-25ma?please give reason of this value.

6 8260

HI THIS IS NOOR AHMMAD.SHAIK, I AM WORKING IN INSTRUMENTATION MAINTENANCE Dept. in BOILER HOSE(BHEL HYDERABAD),,any other persons are working in same dept. i want some HELP in my subject

1 3502

where cn i find the previous years question paper for psu exam???????//

4678

can i get any detail of interview question asked for instrumentation,plc,scada ,dcs..............

Asec, Honeywell,

2 11602

What is SCR?

9 9548


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

How does a single acting, spring return ball valve actually work? Does it require continuous air supply? 

1492


please send me the inteview questions in IOCL

1609


What is the difference between conductive lined pipe and conductive unlined pipe? Why do we see that?

2334


why would you like to join our company

713


Why ac supply load cell is used? Can we use the dc supply load cell?

452






How can we use feedback signal frm rtd for monitoring and in dcs for controlling ,then which type of rtd is sutaible 2 , 3,4wire and why ?

1019


How to calibrate displacer type level transmitter (chemtrol make )for level measurement in hotwell , LP & HP heater ?

5232


What is standard of DCS panel design?and what is step of DCS panel design?wiring and type of connector(screw or DB connector)

1562


Why boiler chimney area  oxyden sensor fixing? 

1878


what is the process for double acting cylinder pneumatic for 32' v/v

1465


you are on site,the plant trips,you are approached by operations,what do you do?

1607


Explain the key components of control loop?

433


Why does a pressure gauge installed on reactor, doesn't have any vent line below to release the pressure? Is it any kind of designing mistake or it actually does not require any vent line? And if it does not require any vent line below it then how we are gonna release the pressure built inside the pressure gauge?

1526


How to change dcs card in online. (Dsc is maxdna)

1953


Why is it necessary to use compensation leg to measure the liquid level in a closed or pressurized tank?

1746