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what is the difference between Cv and air consumption? why the customer needs Air consumption details?
1981How to consider the flow directions for control valve (Globe) Is the there any easy understanding in order to select the flow directions?
3 6681I have seen the Temperature element (T/C & RTD) installed in process line on 45 degree position, Why? What it mean? How many types of tapping position for temperature elements?
4 11784I need control valve ISA hand book. Is there any site to download that big book containing all the pages. Written by Paul Friedmann
2262Post New Instrumentation Questions
what is basic difference between motion balance and force balance in pneumatic instrument?
What is zero elevation and zero suppression?
How many interlocks at turbine? Plz explain briefly
What is furnace draft control?
How to measure the dust in chimney(spm)?
how can be calibrate flow indication transmitter (rosemount) it shows excess milli amps nearly about 24 ma on full scale, but its scale was set on 20ma on full scale..???how can be simiulate..???
Draw a P& ID showing – orifice flange, plate, dp transmitter, isolation & bypass valves and tubing.
pls suggest suitable MOC of diaphragm for pressure measurement of UREA grade solution service fluid.
Why trim span ? How?
In dcs panel we are using diff type of modules ?what is module ? what is the use of modules ?diff type of module?
what is the responsibility of an instrument commissioning supervisor
How does work A temperature valve or fv control valve in process plz brief me
Name different parts of a pressure gauge. Explain the use of hair spring in the pressure gauge.
How to calculate P,I&D value in PID controller ?
selection criteria of control valve? and selection criteria of actuator explain in brief?
