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  Question  Asked @ Answers Views     select
 
if RTD damage in plant, how we know? Reliance  0  2
what are the on/off valve precaution? Reliance  0  2
how do we commission inergen system?  0  5
what are different types of cables used in instrumention how to calibrate a level transmitter online ( rosemount )  0  8
what is disadvantage of field bus (ff)type of instrument  0  6
in rotark mov in display err msg showing how to remove the error  1  10
I want to use 1/2 inch SS316 tube in my high pressure & temperature (64 kg/cm2 & 500 deg C)after condensate pot in pressure tranmistter. 1) Is it possible to use 1/2" ss316 tube in high pressure and temperature line. Tube manufacturer is local vendor. 2)On sarting the plant, We need to do system fluse that time condesate is not in the condesate pot so steam is directly contact with the tube. We have no exact calculation to know our tube is ok or nor at this time. pleae,reply.  1  11
why we are using ungrounded RTD sensor and what is difference between grounded RTD and Ungrounded?  1  31
We do have a problem in the company that is one PT connected to PlC which is mean 1 out of 1 in PLC system we do have the PAHH is 55 mbar and PALL 8 mbar with a timer of 15 sec for the PAHH the problem started when PAHH goes more than the set point which is 55 it reached up to 71 but due to timer doesn't trip . We force it and we checked everything nothing there . We replaced the transmitter problem still there the reading goes more than the 55 bar the range for transmitte is 0- 60 mbar . So we did loop check , aculaizing valve , wiring all are okay . What the possible causes for this ??? National-Petrochemical-Company  1  22
a laways iface problem with brine level transmitter sealing diaphram a laways giving error and maximum reading i made re range and adjust with side glass but during commission it giving gap reading between it and side glass i need help from expert to explain how to calibrate it. note:dp transmitter yokogawa company  1  64
why we should maintain neutral earth voltage below 1V while calibration? why cant it be 1.2V or 2V Hospira  0  63
What is the difference between sdv and bdv ?  1  180
What is the reason PT speed not incresed in gas turbine? ROC  0  90
What s the exact height of installed transmitter?  1  277
What is the difference between Error and Offset.  1  92
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Un-Answered Questions
 
 Question Views Asked at   Select
 
Draw bode plot of any transfer function. Why is plotting bode necessary? 180 L&T
few questions on RS 232,1 question on relationship of impedance and turns ratio, many questions on flowmeters 103 Monnet
Describe the function of Accumulator into the Pump 108  
How to calibrate vertex flow meter? How to calibrate mass flow meter? 139 Chevron
what is loop1 and loop2 in MTS LT? 444  
can you provide me full detail about instrumentation in ONGC?? 208 ONGC
hi! i want to know about mpse exam. 373  
why we set -10 volt in vibration sensor output,why not +10 volt 357 Honeywell
how many types of spped sensors n vibration sensors?their basic principle n connection? 228 ITC-Infotech
send me HPCL paper 2141 HPCL
what is function of PLC, and how is it work , explain with difination 52 Bapco-Bahrain-Petroleum-Company
Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package? 2301  
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