What is the difference between PLC-HMI and DCS as each function of DCS based system is possible in PLC ?
2 9872I have a steam flow DP transmitter that has output swinging. Steam valve is in manual.I have good steam pressure. The impulse lines have steam tracing on them. The steam tracing has a hole in it that is blowing raw steam on the high side impulse line only. Could this be causing the swinging?
1 4932which gas or which liquid is filled in capillary of dial type temperature indicators on power transformers
2 5144Post New Instrumentation Questions
what is basic difference between motion balance and force balance in pneumatic instrument?
What materials are used in thermo wells?
how many types of viberation transmitter and how to calibrate and where use of vibration transmitter
How vortex sensor used for steam flow measurment can be checked on line i.e without taking out from process line.
why we are using drum level control valve air to close?
how to convert MA in to measuring values..and how mwasuring values into MA ?..plz ansr.i have intervw
what is intrinscily safe system and where we use?
Please any one can provide latest aptitude test,technical test and interview questions for tata consulting engineering (TCE) i need it asap thanks in advance
Please send me the sample question of Instrumentation of hpcl/iocl exam. my mail id hihi_kiholo@rediffmail.com
What is offset in a control system.
Q-Explain the different load conditions that will produced different offset which may or may not be acceptable to thhe control function
Sir, I am working as a Instrument Engineer in Grasim Industries. Can any body provide question answer for interview purpose
What are the key features of a Distributed Control System? describing the various layers (sensor through to business system interfaces) as well as the hardware, software and security aspects of the DCS.
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?
Explain the key components of control loop?