Instrumentation Interview Questions
Questions Answers Views Company eMail

If P will increase then what will happen with PID?

Chettinad, Galfar, Mehran Sugar Mills,

1 5201

Why we are using sqare root in flow?

4 6686

T.x range -0.1 to 0.2 milibar,so how much mili ampear at 0.1 milibar?

Sugar Factory,

7 7469

WHY RESISTANCE TEMPERATURE DETECTOR IS AN ACTIVE DEVICE

2 5342

how many mmwc are eual to 1kg/sq.cm & can we calculate mmwc into tph?

2 3752

what is linerity and non-linearity?

2 5478

Hi at present i m wrking with tire industry as a manager having gud ctc. Nw I am selected for 1 of the best chemical industry but my ctc is lower than current n also i hv 2 compromize vit post as post is also lower. I hv 6 yrs of exp in various type of industry. Should i join chemical industry as there ar lot of gud instrument than tire? Financialy i can manage 4 more 2 yrs. Bt during wrking vit tire industry i found there is very less instrument n feel that opportunity is less. Pl ans quickly. I have less time to decide.

1 2873

how to calibrate electro pneumatic positioner 8013 mil controls ltd ?gsr

7437

how to calculate the temp. of RTD&Thermocouple when we got some mV r Ohms?if anybody has d chart pls mail the chatrs to me...

1 3829

how to caluculate flow by using transmitter?tell me plz I am eagerly waiting for your reply..

Agi Glaspac, Reliance Power,

2 4900

why do we use 4-20mA as o/p and why don't use 0-20mA or 5- 21mA?

3 7876

what is PID n give me brief info. about P&I&D.

2 5455

why use 50% lel methane gas concentration for gas detector calibration instead of 60% lel gas concentration whereas the hi alarm set at 60% lel.

ONGC,

2198

what are the sensor types of vibration&speed?n what is proximity sensor?

3 6219

what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?

2061


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Un-Answered Questions { Instrumentation }

all types instrumentation questions want

1699


What is Predictive Maintenance

731


In turbine what does term CDP, NH, HSSOC means.

1327


A valve in series with an orifice plate (DP transmitter), is aligned for constant pressure in the pipeline, if there is an error dx, How to align it in process.

862


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

1260






what is the advantage of submersible level transmitter compare to ultrasonic level transmitter?

1619


please send me some question papers of HPCL aptitude test ?? please send it to bipinb.28@gmail.com ...

1507


How can i copy program (parameter) from mm440 (V.F.D.) by using BOP?

2271


Isometric drawings are generated during _________________ phase of a project

1606


How to do gas analysers calibration in AUTO and Manually by using zero and span gas?

1917


what is installation and commissioning of (fat & sat) of power plant dcs ? this question keeps in desirable conditions of one company .

4398


Why rdt and thermocouple both give different output .and one things more, how to generate  ohm or mili volt  plz mail me merajalam143545@yahoo.com

2312


all types of liquid analyzer principle with drawing?

1525


What is Droop? What is Step/Gradient Limiter in Turbine Governor control?

2911


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)

2119