Explain the working principle of variable frequency drive?
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How can measure flow in oil line?which type of transmitter is generally used?
what is the calibration procedure for transweigh make weigh feeder?
how to do loop checking pls email to shanavaska2000@yahoo.com
why does a transmitter o/o signal starts from 3-15psi or 4- 20mA?
What is zone,loop/fire alarm system?
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?
7. What are tri-state devices and why they are essential in a bus oriented system
our kks tagging is crossing more than 12 character please suggest how to take tags in the DCS
how we calculate the range of flow from a dp?i mean if we have a dp,3810mm h2o.how much flow ranges we can use for this DP?
which type of filter gives the constant phase characteristics?
The Design Calculation of Level Transmitter For Different Structure open & Closed Vessel, Eg. Diff. Level Tx., Capacitance For Continous Operation
Profibus DP is a multi-master system. Would it work on RS-485 4W or not, and justify your answer
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