what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

2 Answers   L&T,

---

I need circuit for RTD senser?

0 Answers  

---

hii my name is sujith...i am preparing for HPVL GET 2010... so ,,,pls help me by send any previous questions or material to my site.....(Msujith_12@in.com) thank q

0 Answers  

---

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

3 Answers   Google, Mico, National Instruments,

---

What is the basic difference between 2 Wire, 3 Wire and 4 Wire RTD

2 Answers  

---

why we are using analytical instrument in plant ?

1 Answers  

---

Who to difference between analog in & analog out in dcs?

0 Answers  

---

why we connect digital multimeter in series for dc current measurement and parallel for dc voltage measurement.

4 Answers  

---

how pressure reduce through pressure control valve? suppose we have to reduce 20 kg pressure to 10 kg pressure , then what we do ? open the valve or close the valve , initially it is 20 % is upon ( for ur knowledge ).

4 Answers   TATA,

---

Why we use 250 ohm resister in series hart communicator?

3 Answers   Thermax,

---

What is the start up procedure of desalter

0 Answers   Reliance,

---

What is difference between loop and zone ?

5 Answers   Adgas, Bilt,

---