Answer / andrew

heat,cold eg cold water hot
water

what is exact time to study dcs and plc cources

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

2 Answers  

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Why is the orifice tab provided?

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Where is wet leg is used?

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generally transmitter power supply having some range(12v to 35v) but the out put(4-20 mA) must same for given input.If we vary the power supply voltage then output mA also to be change according to V=IR. Is there any voltage regulator in the transmitter ?

1 Answers   Indian Steel,

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I have a orifice installed in plant which is design for 0~100 inH2O for 0~80MMSCFD, now due to process change the maximum flow is change to 120 MMSCFD so for this new process value what will be the DP across orifice.

1 Answers  

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what the differant between Wet Leg /Dry Leg

2 Answers   Sepam Group,

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-/5A. What is the meaning and limitations of this in energy meter constant. It is a 3 phase LT Energy Meter. If this Energy Meter is connected through a CT of ratio 200/5 Amps, then what is the multiplying constant and how its will be calculated.

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EXPLAIN PROPOTIONAL INTEGRAL DERIVATIVE CONTROL ACTION?

1 Answers  

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if i want to make a zero trim for mass flow meter the pipe line should be empty or i need to make it full? i really need the answer pls help me

2 Answers  

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wht is dcs architecture ? can u give example?

3 Answers  

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what is input and output cards of plc needs to be hot swappable mean

1 Answers  

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