Explain about relays.. Can we give both AC and DC to the same relay... How it is energising.. Explain its working..

7 Answers   IOCL,

---

What is wet leg condition and why is it used?

0 Answers  

---

what is the reason for flow fluctuations happen on differential flow transmitter during in service

2 Answers  

---

Hi..i am B.E. (elect.&comm.)..i m workini in a bio mass power plant as inst. Engg. I want 2 know about growth in big power plant sector..is this field is good 4 me ..i m electronics engg..? Plz plz reply..

2 Answers   Reliance,

---

line up procedure for dp type flow transmitter?

0 Answers  

---

Why integral control mode call Reset controller?

1 Answers  

---

what is the tempareture conpensation?what is the use of this?

1 Answers  

---

why use on -off control valve in glove valve

1 Answers  

---

what is difference between modbus & fieldbus

1 Answers   ABB,

---

My friend has faced this question! I don't know clearly. So please anyone give me the correct and short answer to this question? What is variable frequency drive? Types, what is star to delta? Why this arrangement necessary?

5 Answers   Asian Paints, TCS,

---

control valve in manual/auto mode huntting checked spring tention also it is ok.positioner also good condition & incoming inst air line also constant pr.kindly give us correct answer?

5 Answers   Madhu Power,

---

Hi, I'd like to know the purpose of MOS (maintenance override switch). At site, these switches are installed in a stanchion with the transmitter (connected to ESD). thank you.

3 Answers   Adani, Adani Wilmar,

---