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

Instrumentation Interview Questions

Questions Answers Views Company eMail

WE Know that different supply voltage of solenoid valve like 24,110,220 etc..how we check the solenoid supply is 24v or 220 NOTE: No specification at device.

OMV,

2 9975

In RS 500 SLC 5/03 input change one module card to another card, plz. give steps clearly.

BHL,

2855

What is capacity of impulse line tube ...answer in psi

Shell,

2 11433

Any one can help me to identified, how can we interchange the device in FF

Ion Exchange,

2788

What is the procedure of DP switch calibration

NOCL,

2 10907

What is Cavitation?

Gujarat Borosil,

2 8144

What is Trim?

Gujarat Borosil,

1 11064

What is scan time of PLC?

Gujarat Borosil,

2 13690

What are the logic behind 2x2 and 2x3 logic and more when ask in interviews

Reliance,

1 4941

which transister (npn or pnp) is used in vibration monitoring for negative voltage?

2 8181

What is the difference between bench set and operating range i control valve?

Descon,

1 8311

why use to 250 ohm for hart protocol and why hart communicator not communicate without 250 ohm

OMV,

4 16310

how to calibrate TT transmitter

3 14550

What is rtd output signal

Nestle,

4 17284

How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)

2598

Post New Instrumentation Questions

Un-Answered Questions { Instrumentation }

HOW TO SOLVE PROBLEM WITH ENRAF LEVEL TRANSMITTER 854 ATG THAT PASSWARD DO NOT Exist INTO TRANSMITTER TO ADJUST LEVEL WITH PORTABLE PET 847, WRITTEN WRONG PASSWORD , I AM SURE THAT DEFAULT PASSWARD (W2=ENRAF2) IS THIS TRANSMITTER NEED TO REPLACE SOFTWARE AND HOW?

3517

Specify for Cables - Flame Retardant and Fire Resistant?

2045

What materials are used in thermo wells?

1168

what is the working principal of pribe

2296

i am from instrument branch i want paper patern of mahagenco . any pevious years paper regarding my branch send me please . please.....

2095

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

5909

Give Detail information about plc,dcs,and scada system?

1736

why we are using digital signals for I/O & how to measure this signals is getting or not ?

1992

Explain the working of an enraf level gauge.

1101

what is difference between fork type and capacitance type level switch. where it is using

2391

give me the formula for analog to digital converter and also d to a converter

2839

can u briefly explain aboutan aryton shunt multirange DC ammeter?

2741

what happen if i increase height of displacer type LT.accuracy or sensitivity are affected.why?

2482

how radio frequency level probes works with its controller ? what is its principle ? pls give me brief explanation?

1887

what is compensation? temprature & pressure

2016

For More Un-Answered { Instrumentation } Questions Click Here