Decibel.

0 Answers   CCIE,

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how is a displacer type level transmitter calibrated.explain the method?

2 Answers   Emirates,

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When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?

5 Answers   Exxon Mobil,

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How can measure flow in oil line?which type of transmitter is generally used?

1 Answers  

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relation between level and differential pressure.

3 Answers  

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what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

2 Answers   L&T,

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What is the relation between electronics & instrumentation

2 Answers  

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There are two chlorination tonners both are connected to two pressure swithes and the pressure switch is connected to SOV which operates the valve to changeover the tonner selection i.e if pressure one tonner goes low the other tonner should come in line if it is inautomatic selection design a circuit using relays ?

0 Answers  

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What is the electronic transmitter frequency.

1 Answers   CPCL, QAFCO,

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How to work togather like sov,limit switch,proxy switch and booster in xv

0 Answers  

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what is ABB DCS SYSTEM?

2 Answers   OMV,

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control valve in manual/auto mode huntting checked spring tention also it is ok.positioner also good condition & incoming inst air line also constant pr.kindly give us correct answer?

5 Answers   Madhu Power,

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