Name some of the common protocol use in automation.

3 Answers   Empower,

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which instrument is most commonly used to observe the external features of a grasshopper's abdomen?

1 Answers  

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what is the working principle of vortex flowmeter

9 Answers   Essar,

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Hot calibrate a level transmitter (wet & dry legs)?

1 Answers   Honeywell, IEC,

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How to work mass flow meter ?

1 Answers  

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Pls can anybody tell me how much memory plc's has?in byte or in Kb

2 Answers  

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What is difference between reset and initialization in system.

1 Answers   Marafiq,

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if the neutral and ground of ups voltege are connected together in the source itslef then why the voltege b/w neutral and ground comes positive in some other destination inspite of having earth pit. how can we mimmise this?

1 Answers   MPL,

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what is Instrument Schedule, and what it is mainly used for?

0 Answers  

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I want to know about DDCMIS in detail ? please explain it. Also give name of reference books in which it is explained in detail in very simple manner.

0 Answers  

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how to measure the output of RTD given the general formula of  rtd.  

2 Answers  

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

3 Answers  

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