WHAT IS THE MAIN WORKING OF BOILER.

3 Answers  

---

when the instrument tapping on pipe line is located below and transmitter is located above the tapping point for liquid service transmitter, what should we do, is there any additional drain valve is required??

2 Answers  

---

How to connect field devices to PLC and DCS using a FIELD BUS, DP,MOD BUS(please tell me any extra interfce or adopters need in this case if we use remote i/o s)

3 Answers  

---

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

2 Answers   L&T,

---

what is interlock system and why we use of this?

0 Answers  

---

what do you mean by smart instruments ? define ? give an example?

2 Answers   Flour Tech Engineers (P) Ltd,

---

why orfice is not used for main steam flow calculation

0 Answers   OEG,

---

please send the sample qustion paper for iocl written test ..

0 Answers   IOCL,

---

is motorized valve closed when power shutoff?

0 Answers   Unilever,

---

Induction type 1-p wattmeter reads ….. a) true value b) apparent value c)volt ampere value

3 Answers   Engineers India Limited,

---

PLS TELL ME THE FUNCTION OR PRINCIPLE OF CREEP RELEIF VALVE..

3 Answers  

---

HOW WE ARE DECIDING WHILE PROGRAMMING IN PID CONTROLLER THAT WE ARE USING HEATING OR COOLING???????

1 Answers   Eskom,

---