I faced several time siemens ps2 positioner automatically getting Chang in it's set point direction after auto calibration  So is there any causes biside this or  any  permissives ?

0 Answers  

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what is the square root flow transmitter formulla ?

2 Answers  

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what is meant by Hydroelectric powerplant?

0 Answers  

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Can be operate control valve without positioning if yes ? how and why?

4 Answers   Focus,

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1)how we calculate the drum level? and how we select the transmitter range?

3 Answers  

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An equipment is certified for EEX, IA, IIC, T6, what do you under stand by this.

3 Answers   ADMA OPCO,

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what is difference between Floating D.C.Voltage and Fixed D.C.Voltage?

2 Answers  

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what is the way of measuring air flow in air duct?explaim instruments used and DP creation in line?

3 Answers  

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What is the difference between mmwc and mmwg?

0 Answers  

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Define the terms Accuracy, precission, Spam, process tolerance while doing calibration of an instrument? Explaini with an example?

0 Answers   AquaTech,

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TCD Principle

1 Answers  

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If hart communicator provide 4-20ma source to any transmitter during the callibration?

3 Answers   Hyundai,

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