If range of 3-15 psi, a multiplying relay with a 1:2 ratio
would give what output pressure for 6 psi input?
In close vessel/ drum why we use d.p. transmitter of -ve range i.e. (-)500 to 0 mmwc.
What is impulse line size
what is the deluge ? How can its working?
relation between level and differential pressure.
square root calculation for dp flow transmitter? give me a explanation with example
who to convert dc to ac
So I'm a first year apprentice and I'm having a tough time with knowing the difference between AI, AO, DI, DO. I'm having a hard time understanding what devices are which and why. Can someone explain this to me?
how to wire from pressure transmitter to marshalling panel and panel to controller and controller to dcs plz give the answer with example .
what is zero and span ?
what is datum line?
whats the reason for control valve not installed -90degree (down position)
how do calibrate the valves.. with clear manual
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