Interested to Buy Any Domain ? << Click Here >> for more details...
If the Barrier Fails during online then What will be the
control valve position in field or Positioner action in the
field.
- 3 Answers
- 6180 Views
- I also Faced
- E-Mail Answers
Answer Posted / rajesh.kon
Control valve will turn its failure position either close or
open (FO/ FC)
| Is This Answer Correct ? | 10 Yes | 0 No |
Post New Answer View All Answers
What are primary elements of measuring pressure?
Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.
how to change measuring units from mmwc to cubm/h in rosemount air flow transmitter with hart communicator fluke 744
what are the steps I have to deal with?
In VVVF DRIVES VOLTAGE IS ALSO VARY WITH THE FREQUENCY. HOW? WHAT IS THE DIRECT FORMULA RELATING THESE TWO.
dear sir we have insatlled positioner model no.sipart PS2 make Siemens at our control valves . now problem is if we want to increase the response of valve opening speedy /fast. what parameters do we change for positioner ? any idea. please guide us.
What is sensitivity in vibration probes..?
In turbine what does term CDP, NI, NH, HSSOC means.
how to do dynolab wind speed sensor loop test, how to simulate value,i have simulate mA 4-20mA but not responding in DCS faceplate, please kindly advice me any one.
How can we test a bently nevda 3500/42M accelerometer monitor card by simulating it with test equipment?. what king od of signal (milli volts or volts or or resistance ) we should feed in the terminals of the card?
Explain working principle of lvdt?
What is critcal speed. what is resonant frequency. why we want to cross crtcal speed on higher RPM (early).
䑰ҕ䔈ҕ䖠ҕ䘰ҕ䛀ҕ䝐ҕ䟐ҕ䢐ҕ䥐ҕŹ
Which are all the commonly used Bordon tubes in the pressure gauges. Do any one use ASTM A 312 tubes for this purpose?
Define the difference between a stable versus an unstable controlled system and some of the tools you might use to be able to detect when this is happening and assumptions used for control system application design that could contribute to instability
