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?
Answer Posted / king khan
Yes
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...
how will you check torque value during Factory acceptance Test for control valve/ESD ON/OFF VALE how will you confirm this torque value is being correct, Which document will you be refer.
Exothermic reaction./ endothermic reaction
Working principle of magnetic flow meter ......and calibration procedure of e+h magnetic flowmeter...
How it the difference between force balance system and dispalacement balance system?
What is the use of double seated valve?
in mass flow meter what is drive friquancy ?
How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?
I want to buy a seal kit of a pneumatic power cylinder.But I don't know it's specification.So please help me to know its specification.
can any send me a forbes marshall dtron 316 manual
What is difference between differential pressure & delta pressure?
What is rang ability?
What is hp & mp seperator .& what is its working principle ?
Identification of ss fittings, pilot valves, relief valve.
What is eddy current? Describe the operating principle of proximity probe.