Is there’s power on the bus (if so, state whether on the
signal bus, or on a separate in the following:
a) HART
b) Profibus DP
c) Profibus PA
d) DeviceNet
e) Foundation Fieldbus
WHAT IS THE DIFFERENCE B/W PLC and DCS
in my plant 100% feedwater control v/v is air to close but due to instrument air fail,the valve opens but instead of drum level high its get tripped in low low drum level.the urv of level tx is 0 and lrv is -800.pls tell me the reason. for such behaviour.
what is positive displacement meter.
I heard that we can use flow transmitter for level measurment also hw it is?
if a tank is contaning oil and water than how can we measure the oil and water level seperately
what is the exact job for automation enggineer?
Definition of level
what will be the output of a temperature transmitter if temperature is 120 degree celcius?
What is minimum distance between three thermocouples (2oo3) mounted on same pipe line (20")? Technically accepted by stright line mounted or circler mounted?
What is the purpose of LO overhead tank in turbines.
For what Wake Frequency Calculation is used?
WHAT IS THE DIFF. BETWEEN SKIN TEMPERATURE AND PASSES TEMPERATURE..?
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