how the actually positioner of control valve working? where we gave 3-15psi pressure to I/P converter where it is firstly applied ?- on I/P to positioner then what happen? is control valve operate on 3-15 psi or its bench pressure?
2 6487what is vibration a part of proceess variable? if vibration is a part variables then how we minimize the actual vibration on machine on load,? vision of instrumentation contrl plz ans me IPGDL interview question
1992Post New Instrumentation Questions
What is the difference bitween control net scaner and device net scaner
What is 1:1 redundancy ?
please tell me what is a light up procedure of Cfbc boiler and what it's axuillaries of cfbc boiler?
What is frequency factor in massflow meter? When using frequency output?
what about your moleg in pogrees with company
what is actual drum level and compensated drum level?
Q- What are the application in which PNP transistor is preferred over NPN ?
How to Calibrate Vortex Flow transmitter in field
In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?
How does work A temperature valve or fv control valve in process plz brief me
the pump holds on run indication into the dcs and filed local control panel remote push button condition operaton wrong like when the push button pushing conditions the pump is off and the push button release condition the pump is on totally opposite condition . And control room inside give the stop command into dcs just 1secon relay engage and again normal condition. How can I slove
Tr. Wiring for calibration.
why we use impulse line of flow transmitter at 45 deg. angle both side of orifice plate.
1)How many tpes of vibration probe and how many tpyes of vibration. 2)how we can calibrate a vibration probe with tk3 3)what is RMS value in vibration measuring application and how we calculate it.
What is surge and how is it prevented, what is the purpose of bypass valve across AS valve.