Please explain the difference between instrument range and
calibration range in terms of pressure transmitter?
line design pressure: 93 bar
operating pressure : 82 bar
press Transmitter Range?
calibration range ?
how can we understand about dcs "bailey infi 90 dcs system"
. how its work how signal come from field how it process and
how o/p creative by controller. how its cards work.the bsic
principle of working of dcs
In control valve , Failure position : Close
If it is Fail close(FC) during failure of AIR.. what will be the initial/ normal position of control valve is it normally open or close? please some one explain soon..