Dear friends, I have a question: We work on a project which has some boilers to provide steam for desalination unit. The boiler area is safe and the only hazard source is the fuel lines of boilers. I want to know according to NFPA standard which type of instrument should be selected on the fuel line: Eex Type or Non-Eex type? Thanks in advance

2 Answers  

---

HOW CREATED LP & HP PRESURES IN DRUM FOR DRUM LEVEL MEASUREMENT!

0 Answers  

---

what is Potential free contact? where it is used?

3 Answers   Engineers India Limited,

---

How many ohms are required for proper earthing?

0 Answers  

---

what is Micro-switch and where it is used......?

7 Answers  

---

how to work MIL contol valve posistioner ?

0 Answers   ABB,

---

How can corrosion alter the accuracy and precision of a C- Bourdon tube pressure gauge?

1 Answers  

---

How many types of sensor

0 Answers   Petro Rabigh,

---

What is possitive and negative feedback?

3 Answers   KNPC,

---

Instrumentation symbols interpration, P& ID, Logic diagram analysis, Electrical drawing analysis.

0 Answers   CCIE,

---

why the discharge pressure of ID fan showing negative at fan running condition.(boiler operating condition.)

5 Answers  

---

Level in tank under vacuum (Ex: Condensate Tank of Power Plant)is measured using D. P. type level transmitter. Tank is subjected to vacuum of 755mmHg. Is it possible to fill wet leg ( i.e. leg connected to top of vessel with low point of D. P. xmtr) with water?. Are there chances of water getting sucked under vacuum? if yes, what is the solution?

3 Answers  

---