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Instrumentation Interview Questions
Questions Answers Views Company eMail

given a processor batch of 1000 resistors moving on the conveyor belting in a large factory. the resistors is value at 10k ohms each but when the resistors reach the quality control, some of the resistor has been rejected caused by failure in manufacturing.the high quality measurement is used to determine the failure. describe the instrumentation terminology in measurement of a system above with explaining the important in:- -reliability -sensitivity -repeatability -precision -range -resolution -linearity -hysteresis -error -accuracy (answer must related to the scenario above)

1929

you must show the examples application and give at least 4 types of transducer/sensors that can minimize the failure during the manufacturing of the resistors.

DEWA,

3332

testing of thermo-couple?

3 6892

how can use ram

2053

What is protocol ?

3 7190

Can all intrinsic safe transmitters are provided with inbuilt zener barriers? why

2 4758

In a class of 150 students, 40 passed in Social Studies, 90 passed in Science and 30 failed in both the subjects. vi)How many students passed in at most one subject among Science and Social Science?

CAT, CGI, Cipla, KHK, Visa,

7 18380

Why even multiple power supplu r used in instrumentation system?

Honeywell,

1 4985

what are the programming languages used in dcs

7 38243

What means zero and span in transmitter callibration.

Bajaj, Wartsila,

8 62477

How to derive IO Count (AI, AO, DI and DO ) from a Field instrument (FI) Bill of Quantities (BOQ) given by client.

1 7089

principle of rtd

4 10820

how to calibrate absolute pressure transmitter

ABB,

7 28600

what is reason behind boiler drum level transmitter range put -450 to 0 mmh2o.

JP Group,

1 6214

hi everybody. right now i am working with thermal power plant. our company plant is tripped because of program corrupt. i would like to know is it possible when the plant is running. we are using FREELANCE ABB800F CONTROLLER.

2 4368


Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

Why boiler chimney area  oxyden sensor fixing? 

2488


Punj lloyd is coming in our Jadavpur Universtiy campus for campus placement. Please send me some hints about the writtend exam. My email id is subratafriends@gmail.com

2847


How digital input and digital output 's are working in dcs

2546


How the warning lamp of a charging-system is activated ?

2638


Why we are using DPT(Differential Pressure Transmitter) in separator instead of level trasmitter?

2290


can any one explain in which term we are flow flow is it volumetric r is it mass? and y

1937


what is orfics working in main steam line. is it increase pressure, velocity of steam flow and dicrease steam flow rate. or any other

2187


how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?

2114


what is easiest way to read STL language in PLC?

3136


Explain types of valves?

1056


where cascade loop use ?

1713


How many are the types of instrument cables in terms of No. of pair.

2193


how to calculate range of level transmitter?

2327


What happen if I install my pressure transmitter below the elevation of pipe in natural gas service?

1198


what would be the minimum flow rate that we can measure on rotameter..?

2097