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what is the difference between Digital output DO signals /Commands for start/stop and Solenoid valves ??
1 4641What should be the main consideration while starting the Rotating compressor when we dont know the cut in and the cut off pressure setting of the pressure switch
2210Post New Instrumentation Questions
how to work static pressure sensore how to work dpt
Describe a time when you anticipated potential problems and developed preventive measures.
how to calibrate corollaries (Mass flow meter)?
In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?
How to find out the current of two motors having same power consumption but different RPM?
what is the procedure to callibrate temp controller ,pressure controller,etc. suppose a temp controller showing error 1.5 degree centigrate how can i minimize it.
why we should maintain neutral earth voltage below 1V while calibration? why cant it be 1.2V or 2V
if in a level tx height is given, how u calculate the ranges of the tx?
what happen if i increase height of displacer type LT.accuracy or sensitivity are affected.why?
Why grounding is necessary? Give example with diagram.
I have a Control VAlve having size of 2 ".Only the known parameter is Pressure drop . Its 2 Kg. Then How to calculate control valve sizing means Cv.
what is actual drum level and compensated drum level?
what is installation and commissioning of (fat & sat) of power plant dcs ? this question keeps in desirable conditions of one company .
how many types of preheaters are in cement industry & what r they can any body explain?
How would you choose differential range?
