Answer / senkathir

The ratio of the real power flowing to the load, to the apparent power in the circuit.PF calculate only on AC.

PF = VI cos(angle)

If I want to buy a pressure switch & 3-way valve for hot water application then witch parameter I should consider.

1 Answers  

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What is Process portal A(PPA)?

1 Answers   ABB,

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draw shematic diagram of c/v positioner(smart type)?

0 Answers   Coromandel,

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Can anybody please let me know Orifice plate sizing calculation formula and step by step procedure

0 Answers  

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Dear sir I am MD.zafar eqbal. I have taken this id from allinterwiev .com I have qustion if you dont mind. 1.what is the maximum operating temprature in instrumentation. 2. I want know about viberation i mean wahat types of sensor used in viberation And what types of trabsmitter used.and hiw to control it and wher is used of viberation transmitter and finally how to control it and what types of fault come. Sorry for disturbing you. I know you have no reason for help me. Because you dont know about me.but i request you please help me these question are very usefull for my feauture.plz sir Thanking you. Sent from Yahoo! Mail on Android

4 Answers  

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given a processor batch of 1000 resistors moving on the conveyor belting in a large factory. the resistors is value at 10k ohms each but when the resistors reach the quality control, some of the resistor has been rejected caused by failure in manufacturing.the high quality measurement is used to determine the failure. describe the instrumentation terminology in measurement of a system above with explaining the important in:- -reliability -sensitivity -repeatability -precision -range -resolution -linearity -hysteresis -error -accuracy (answer must related to the scenario above)

0 Answers  

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ABB DCS (AC 800 M)redundency take howmany milliseconds to switch from master controller to slave?should be less than DCS scanning time?

2 Answers   SCS,

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How can we cheak the ENCODER ?

1 Answers  

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Why 250 or 500 ohm load resistance is use in any transmitter

2 Answers  

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Why we use negetive (-)voltage in vibration system

4 Answers  

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Manipulation of dead wt. tester double piston type.

0 Answers   CCIE,

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we want to control pump in let pressure and tank (for exp) our inlet line if water cam and pump will on and when our tank will full pump will off also if our inlet pressure low pump will off even tank not full.this pump i want to uses on our water supply line.

0 Answers  

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