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why we are using drum level control valve air to close?
how can leve transmetter calibate in feild .and also put cv and flow plz .....
Why 4-20 amps is being used in instruments? Why cant we use any other range instead of 4-20 amps? Why only 4 amps is taken as lower limit and why 20 amps is taken as the higher limit?
Any one can help me to identified, how can we interchange the device in FF
We are using Rosemount 5400 series Radar Level Transmitters in all types of Sump Applications having oily water hdrocarbon petrochemical nature. What we are facing the problem frequently is that always getting reading frezzed at some value. If we do power recycling , sometimes it is working . then making same freezing problem. If anybody faced before such type of problem and also having solution , Please give the answer.
hello can yoy pls send me previous papers of jindalpower and steel ltd.....'m from instrumentation..... mani1048@gmail.com
Explain the mechanism behind the turbine meter.
what will the sending unit in the fuel gauge utilizes?
1.can you use SCADA instead of DCS,DCS instead SCADA 2.Difference between DCS and PLC,can their role be reversed i.e. role interchange 3.Difference between RTU and PLC
If relative y axis vibration sensor is by passed, and relative x axis and absolute sensor is left working. how much monitoring i would have risked?
how to commission furnace ( water heater)
What is the use of gauge?
why we r opening HOT BYPASS valve during startup of a compressor?
plz tell me clearly about PID.."when v have to change I value,D value,GAIN??
What is the use of each wire in three wire RTD