What are the materials available to prepare individually for competetive exams in Instrumentation field? Plz reply...

0 Answers  

---

how can i communicate with non-national instruments device with pc via labVIEW8.2

3 Answers   Google, Mico, National Instruments,

---

send me last 5 years questions asked in rrb chennai, for section engineer

0 Answers   RRB,

---

What is mean by trim?

5 Answers  

---

what is the function of boiler in plant?

2 Answers   Maden,

---

---

pressure switch range 0 to 2bar.i have to install from ground level to 5 meters height.what is the formula the to increse the range ? and every 1 meter how much pressure should be add ?

3 Answers  

---

1.In which princeple DP transmeter works? 2.Why UPS system is use for DCS? 3.How drum lvel controller works? 4.What is the difference between glob valve and gate valve? 5.How axial shift probe work & in which princeple it works?

1 Answers   Luberef, Qatar Gas, Reliance,

---

what is the difference b/w wet leg & dry leg level method

2 Answers  

---

what happens if we are having very very high cavity and flashing in a control valve..??? is it stops working...immediately... or eroded...slowly

2 Answers  

---

hw to calibration a control valve?

3 Answers  

---

I am new in work for 1 of our project we have some instrument in BOM including Pressure, Temp. and so on, I also noticed some objects like pressure switch process HOOK UP; which I don't know what does "HOOK UP" mean here.

3 Answers  

---

Explain any simple temperature control system.

3 Answers   HGJ, L&T,

---