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

Instrumentation Interview Questions

Questions Answers Views Company eMail

hello i'am samad.Any one Can help me! How to calibrate Vaccum Transmitter DP Type range 0 - 50 mbar abs by hand pump calibrator.

Bharathi Cement,

4 5764

Why Pressure Transmitter is NOT installed before up-stream of an ORIFICE PLATE? in a flow measurement.

Mecon,

4 8822

How RAL(Rotary air lock)works in cement industry?

Jaypee,

2456

What is the procedure of calibration of Load cell?

1867

How works weighfeeders in cement industry? what is the working principle?

1979

Describe the function of Accumulator into the Pump

1893

Which mechanical device is used in pressure gauges to reduce pulsating

4 7128

what effects a surging can produce in the compressor

Nemat,

1864

NSV type probe stands for

Qatar Petroleums,

2343

what is the function of 3 way manifold valve in a closed loop system?

Emerson,

1 12999

what is the difference between laminor flow and turbulant flow

Invensys,

2 6839

What is the main three inputs of DCS?

1 6561

What is the meaning of Feedback? How many types it is? Explain it?

Bharathi Cement,

2 5860

What is PDS and PDMS ?

2111

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

2207

Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

What is the principle of capacitance type level transmitter?

1030

whats the abbreviation of IOP? is it instrument of power or input open problem?

1109

Explain why plc require in analog input 4-20amp & 0-10 volt?

1034

how can we tune a PID. If it is by zeiger nichols method..please explain briefly with help of an example.

2424

key phaser where is use and work

1915

Why upper weighing limit of electronics balance is 90% of the total weighing capacity?

2135

why we r opening HOT BYPASS valve during startup of a compressor?

2063

What is the cascade control

1375

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

2065

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

1900

How many interlocks at turbine side?

1876

Square root calculation for dp flow transmitter?

1175

what is cems analyzer explain with principle and drawing ?

2304

What is three element in drum level?

1358

What inherent design and operating principles are included in a modern control system to use predictive maintenance practices to increase overall system reliability?

2048

For More Un-Answered { Instrumentation } Questions Click Here