What is the difference between a double acting and single acting positioner? what type of valves use single acting positioners?

1 Answers   AquaTech, NamPower, Samson Resources,

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What is three element in drum level?

0 Answers  

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How many input(Analog and digital) and outputs(Analog and digital) are there in DELTA v DCS Version 7.0?

2 Answers  

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why the output sugnal is 4-20 ma and not 4-25 ma?

5 Answers  

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what is meant by cold junction compensation. where it is used.

1 Answers   SRACO,

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What is instrumentation technologists and mechanics?

0 Answers  

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I am using 971 Enraf radar level transmitter for LPG tanks ,the tank side indicator gives the error code 999999999FL can any body give me any diagnostic for this issue?

0 Answers  

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How to check electrical health of Vibration probe?

1 Answers   QAFCO,

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What is the difference between HMI and Scada?

4 Answers   Schneider,

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LADDER LOGIC Can any body state Logic on following condition Instructions to use 1-XIC 2-XIO 3-Output ONLY Program Push 1st button On - 1st lamp should On Then Push 1st button Off - 1st Lamp Should remain on Push 2nd button On - 1st lamp should Off and 2nd lamp should On Then Push 2nd button Off - 2nd Lamp Should remain on.

4 Answers  

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What is modbus?

0 Answers  

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Can we use thermocouple in generator of power station replace RTD(pt 100)? if we don't have any place for use RTD.

2 Answers  

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