Q- Ordinary Water Tap is which kind of controller ? P , PI
or PID
i chose the option of ON - OFF type controller but
ambiguity is that for different positioning of tap we get
different flow
what is flow
what are the different types of Protocols? & their applications.
6 Answers Infosys, Sitara Chemical Industries, Syntel, VSNL,
give me the formula for analog to digital converter and also d to a converter
what is the T/C & RTD mesuremaint?
how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?
what is the formula for calculating milliampere at different pressure points for eg 4-20 ma = 3-15 psi but if i have to check the ma at 4.6 ma?
What is the Relation Between flow and pressure. How both terms related with each other.
what is load line in control valve?
3 Answers Boral, Qatar Petroleums,
why do 4 mA serves as 0% not 0 mA?
what does the ratio 800-400-300-200/1-1-1-1-1 in the specification of current transformer indicates?
In 16' pipeline one pcv is installed which is controlled by PT installed at inlet of PCV.If Flowrate in pipeline increases what will happen to pressure at the inlet of pcv.
Regarding MOS (maintenance override switch), I want to know its function and its state ( 1 or 0 when not activated ). An example will be very helpful..thank you.
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