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What is the difference between PLC-HMI and DCS as each function of DCS based system is possible in PLC ?
2 9983I have a steam flow DP transmitter that has output swinging. Steam valve is in manual.I have good steam pressure. The impulse lines have steam tracing on them. The steam tracing has a hole in it that is blowing raw steam on the high side impulse line only. Could this be causing the swinging?
1 5006which gas or which liquid is filled in capillary of dial type temperature indicators on power transformers
2 5232Post New Instrumentation Questions
How many interlocks at turbine? Plz explain briefly
Which type of diagphram use in costic line,DM water line,natural gas line,oil line?
what should he know if he is an assitent engineer instrumentation in cement industries of experience of 10 - 15 year.
What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?
What are the charcterstics of a P&ID controller block for Governor speed raise or lower for a load sharing functionality between 4 Gas turbines in droop mode.
what is function of SCADA , and how is it work, explain with difination
Explain working principle of lvdt?
A valve in series with an orifice plate (DP transmitter), is aligned for constant pressure in the pipeline, if there is an error dx, How to align it in process.
what is the responsibility of an instrument commissioning supervisor
What are the uses of orifice plates?
hiii.... can any one provide me previous years question paper of hindustan petroleum for instrumentation engineering???
can anyone tel the syllabus or previous year question paper for BHAVINI(EIE)2014.
basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......
What is frequency factor in massflow meter? When using frequency output?
what is thermo coupler and how it works
