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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 5133for 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 8964Is wet leg type system nessesary to measure water level of steam DRUM? How the transmitter is calibrated to measure this level?
2114please suggest me, how can i change the display setting in term of unit in place of % of Honeywell pressure transmitter ST3000S100?
2 5012Condensation 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 3869Post New Instrumentation Questions
Explain about safety integrated level protection? . How it was differ from other protections ?
what is span value and zero ? and how set ?
1. what is modbus cable? 2. what kind of communication we are using for the interface of DCS, ESD and Third party cabinets? 3. What is serial communication and peer to peer communication?
If P will increase then what will happen with PID?
please send the drdo exam paper
What is critcal speed. what is resonant frequency. why we want to cross crtcal speed on higher RPM (early).
key exchanges in wpa,wpa2,tls
What is motion balance principle?
how is work pressure switch& level switch?what is the principle of this?
How to Calibrate Level Switch in field
What should be the main consideration while starting the Rotating compressor when we dont know the cut in and the cut off pressure setting of the pressure switch
what is output of FOUNDATION FIELD BUS transmitter
wich is coming the first HAZOP OR SIL
IN CONTROL VALVE SPECIFICATIONS GENERALLY TERM " DE- 200" ."DM -400"USED,, WHAT IS DE/ DM STANDS FOR?
what is The specifications for oriface instalation
