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in any transimitter (flow/level) there are three terminals for supply& test (+,-,+)in two wire,24VDC given to Tx.,but how 4-20 ma signal travels thru same wire (as it is for 24VDC input supply)?
1 5060for commissioning the DPT and Flow Transmitter , what kind of necessary activities we have to check and do? specially that orifice flange valve[ isolation valve}
L&T,
1 8846Is wet leg type system nessesary to measure water level of steam DRUM? How the transmitter is calibrated to measure this level?
2068please suggest me, how can i change the display setting in term of unit in place of % of Honeywell pressure transmitter ST3000S100?
2 4903Condensation within a sight glass? Would you expect there to be more problems when using a sight glass if there is condensation on the inside or the outside of the glass, and why?
1 3793Post New Instrumentation Questions
give me all the details about the interview and which type of question being asked
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.
tell me the field & lab calibration procedure step by step with diagram of pressure gauge, pressure switch, pressure transmitter, temperature switch, level switch, flow switch, flow transmitter, temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue),
where are following valves are applicable to install. can any valve be installed any line. globe valve butterfly valve boll valve gate valve
send me HPCL paper
Positioner usage.
what is the calibration procedure for transweigh make weigh feeder?
How to calibrate an pressure gauge with yantrika test bench?
Conversions
How to Calibrate Level Switch in field
hi,i am doing 3 year in electronic and instrumentation engineering. what type of aptitude questions will be asked in a core industries and how can i improve my skills in instrumentation?
Good evening all I need a small favour regarding reliance paper i wanna probable sample papers(e&i) of reliance. if any of u have any idea about dis then plz mail me back.i belongs to electronics and instrumentation engg.so i need e&i papers. thanking u....
give me the formula for analog to digital converter and also d to a converter
what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.
what is the electrical operation procedure for switching on 27.6MVA electric furnace.
