what is a device net.
why we use 24v dc in instrument rahter than 230vac????
How can i copy program (parameter) from mm440 (V.F.D.) by using BOP?
What is the purpose of LO overhead tank in turbines.
How to calibrate smoke Dectector
Can u tell me the principle of the tc,rtd,level switch,pressure switch ,transmitter(pr flow level temp.),vibration...plz
What denotes the 5/8mm in the 3300XL 5/8mm proximitor probe?
can you provide me full detail about instrumentation in ONGC??
3. Differentiate between ultrasonic flowmeter and radar type flow meter.
Explain the working principle of variable frequency drive?
how to define the P,I,D value in tuning pid loops in online.
why temperature transmitter is showing ambienttemp.but 21.5ma. alarm AO showing at the display &how to sloves this problem.
how to draw a flowchart for swapping two numbers using bit wise operators?