Instrumentation Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Instrumentation Interview Questions

Questions Answers Views Company eMail

how to calibrate Necleuonic level transmitter.?

2157

why we connect digital multimeter in series for dc current measurement and parallel for dc voltage measurement.

4 10795

PLS TELL ME THE FUNCTION OR PRINCIPLE OF CREEP RELEIF VALVE..

3 20536

how to use one 4-20mA signal for two indicater or controller & give necessary precaution.

2 4958

can we replace a slot sensor (inductive type) with limit switch (potenial free contact / no-nc type).

Max India,

2077

What for barriers are used in DCS & PLC systems?

2 19977

how can calibrate transmitter online

2 5967

how commission a transmitter evev plant is already running

2 5350

what is insdustrial vibration.who it works. give atleast 2 types of insdustrial vibration

2037

what is interface level measurement.who can calibrate interface level measurement transmitter online

2587

how to calibrate transmitter online (in running plant)please explain correct procedure

Sabic,

4 9298

what is the dp across a orifice plate & how much is permanent pressure across an orifice plate.

HPCL,

2 7372

how u measure flow?orifice measurement?why all ft in square root?

1 7140

what is droop mode n frequency mode in wood ward governor?

TATA,

1 6476

what is puling in n pulling out in flame scanner system?

1 5815

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Un-Answered Questions { Instrumentation }

what is the reason while warning lamp is on while the engine is cranking?

2224

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.

2102

is there any digitel grevity meter availaible in the market by which we can measure specific gravity of a battery?

2283

can anyone tell me about the basic concepts to consider before to start a PLC panel wiring

1990

what are the documents(Construction point of view for a process plant) submitted by contactor initially entering in to new site for client?

2246

Why are the uses 24vdc in industries

1073

How to calibrate radar type level transmitter for interface level? Total liquid(liq.1 and liq.2), level both the liq individually? For. Both the liquid levels how the signal will go from transmitter to dcs? How to calibrate. Single radar 9:26:55 AM for 2 different liquids in a tank?

2405

steps for installing orifice plate?

1900

Im having problems with interfase betwen SPI v7.0 and SPPID v5.05. Previous versions of Intools shoul be fixed with SPPIDproj.ocx file. It was necessary to replace this file with one that allows the connection between different versions of SPPID. It is necessary in the current version to do the same?Thanks

2370

Whatis the reset ofset and control system in instrumentation

2134

how to calibrate load cell

2894

What are the different types of thermistors used in industries? How to the operation of typical thermistor?

2033

How to erection of DCS Panel at site step by step

1549

In control valve proximity inductive sensor is taken as digital feedback for full open and full close.Normally its volts 24v when the sensor acts the feed back voltage 14v so that our relay not indicating in plc panel . kindly give the solution.

2022

How do you identify an orifice in the pipeline?

1312

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