how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?

0 Answers   SEWA, Sharjah Electricity and Water Authority SEWA,

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what is working principle of vibration prob

3 Answers  

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what is skin type thermocouple? how it is installed? what is the difference b/w thermocouple & skin type thermocouple? what is gounded & non-grounded thermocoplle? what is the diff b/w these two?

2 Answers   KazStroy Engineering, PSU,

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What is intrinsically safe system?

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please send me hpcl placement papers

13 Answers   HPCL, L&T,

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how to trim the pressure transmitter ?

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How we calculate orifice plat size???

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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?

2 Answers  

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why does a transmitter o/o signal starts from 3-15psi or 4- 20mA?

11 Answers  

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what the differant between Wet Leg /Dry Leg

2 Answers   Sepam Group,

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What does it mean 3/2 sov

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What denotes the 5/8mm in the 3300XL 5/8mm proximitor probe?

0 Answers  

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