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 8839Is wet leg type system nessesary to measure water level of steam DRUM? How the transmitter is calibrated to measure this level?
2062please suggest me, how can i change the display setting in term of unit in place of % of Honeywell pressure transmitter ST3000S100?
2 4899Condensation 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 3790Post New Instrumentation Questions
what is the responsibility of an instrument commissioning supervisor
Where are oxygen analysers installed in cfbc boilers? What are their usual readings?
What is difference of fanuc alpha series 16i and 18i controller.also what is differnce betn TC and MC controller
what is SIL 1 2 3
Describe the function of Accumulator into the Pump
how can use ram
Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?
what is the process to make control schematic ?
how many type of plug are used in pneumatic control valve,name them.
I need to know steps to Calibration Valve Guard......
What are the application of bernoulli’s theorem?
find the kp ki kd from the transper function G(S)=29.44s+04707/1.5349s2+s
How d.p. Transmitter can be applied to open tank?
is there any digitel grevity meter availaible in the market by which we can measure specific gravity of a battery?
i am preparing for BARC ,so plz mail me how to prepare for BARC. ALSO IF POSIBLE SOME RELATED QUESTIONS. MY MAIL ID IS khushi_4uall2003@yahoo.co.in