How many ohms are required for proper earthing?

0 Answers  

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How can we calibrate pressure and flow transmitter in the field(online)?

3 Answers   Aramco, Reddy Labs,

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How does a strain gauge measure pressure?

2 Answers  

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why we r opening HOT BYPASS valve during startup of a compressor?

0 Answers   Hamsco,

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typical loop drawing of a simple feedback control comprising of one transmitter and one control

0 Answers  

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Which standard is used for calibration of Control Valves ?

2 Answers  

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what are the different types of Protocols? & their applications.

6 Answers   Infosys, Sitara Chemical Industries, Syntel, VSNL,

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Please tell me details about Sox,Nox,SWAS analyser????

0 Answers   Essar,

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You wish to SINK all my digital inputs to a PLC digital input card. Would you common out the leads to a positive or a negative connection?

1 Answers  

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what is instrument termination

1 Answers  

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Q- In the process of checking AC through Phase Tester our body is the part of circuit but we don't recevie Shock, Why ?

2 Answers  

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if the t/c o/p is 4-20mv then how plc recognize it because we are dealing with the 4-20ma in the plc ????????????????

7 Answers  

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