Answer Posted / jp

Normally, all instruments to be grounded to clean earth (should be less than 2 Ohms). Whereas Electrical earth resistance might be more than this. So Instrument earth pit to be seperate from electrical earthpit.

any one can send me instrumentation previous interview papers? I prepare for MNC Company Interviews? my mail id- Rakesh.Golla@dodsaldxb.ae , and another mail rakesh.gvk@gmail.com

1900

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flow transmeter accuracy 0.075% of full scale & find ucertainty is 0.025 % so what is maximum limit band of uncertainty

2257

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we have level transmitter for h2s04 storage tank capacity 10k ,always there are failure of transmitter due to failure of magnetic floats ,please come up with solutions at the earliest.

2007

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how to rectify the poor signal strength in utrasonic digtial flow meter ,model:ge digital xce868i

1196

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1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.

2769

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

1714

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Linear amplifier.

1960

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how to do dynolab wind speed sensor loop test, how to simulate value,i have simulate mA 4-20mA but not responding in DCS faceplate, please kindly advice me any one.

994

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what is zero and span ?

1606

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There are many type of control cable like pair,core,tried, What are defination each one

2093

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all types instrumentation questions want

2123

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How to calibrate Magnetic flow Transmitter in Field

1234

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what is the diffrence between pressure safety valve & pressure relief valve....pls

2132

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What is difference between ESD and PLC please Explain me clearly.

4829

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Valve positioner and actuators in detail.

1742

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