Single acting ON-OFF valve. it is air to open. when sov energized , valve will be open, so during that if air fail then what will be the condition of valve ( open or close ) ???
- 4 Answers
- 4635 Views
- I also Faced
- E-Mail Answers
Answer Posted / bibhutibhusan0
It will be remain in same condition if there is no air leakage and the valve is not spring loaded.
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
Specify eight technical requirements that you would consider important, when deciding upon a particular control valve?
why is not useing in boiler skin thermocople
what is interlock system and why we use of this?
How to convert mmWc(mili meter water colam) to tph(ton per hour)?
hye SAM acn u send your e mail id, so that i can solve my query through e mail?
There are many type of control cable like pair,core,tried, What are defination each one
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
line up procedure for dp type flow transmitter?
How d.p. Transmitter can be applied to close tank?
Which topics are covered in Process Control?
POSSITIVE PULSE IS APPLIED TO AN INVERTER INPUT.THE TIME FROM THE LEADING EDGE OF THE INPUT TO THE LEADING EDGE OF THE OUTPUT IS 10 ns. THE TIME FROM THE TRAILING EDGE OF THE INPUT TO THE TRYLING EDGE OF THE OUTPUT IS 8 ns. WHAT ARE THE VALUES OF tPLH and tPHL?
what are procedure of sox-nox calibration
why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?
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
Why does a pressure gauge installed on reactor, doesn't have any vent line below to release the pressure? Is it any kind of designing mistake or it actually does not require any vent line? And if it does not require any vent line below it then how we are gonna release the pressure built inside the pressure gauge?
