in the boiler in the main steam line and its bypass line and the startup vent vales are only motorised valves why cant we use other types of valves such as pneumatic.

3 Answers  

---

canu tell me why 4-20 ma and why not this 3-25ma?please give reason of this value.

6 Answers  

---

why 4 to 20 ma ,why not 0 to 20 or 3 to 15 or anything

19 Answers   Honeywell, TCS, TN,

---

what will the sending unit in the fuel gauge utilizes?

0 Answers  

---

How digital input and digital output 's are working in dcs

0 Answers   BBV, Indiabulls,

---

---

What is stripper & spilitter ? Diffrence in this.?

0 Answers   JSW,

---

what is intrument termination what is commisioning

3 Answers  

---

given a processor batch of 1000 resistors moving on the conveyor belting in a large factory. the resistors is value at 10k ohms each but when the resistors reach the quality control, some of the resistor has been rejected caused by failure in manufacturing.the high quality measurement is used to determine the failure. describe the instrumentation terminology in measurement of a system above with explaining the important in:- -reliability -sensitivity -repeatability -precision -range -resolution -linearity -hysteresis -error -accuracy (answer must related to the scenario above)

0 Answers  

---

Please any one can provide latest aptitude test,technical test and interview questions for tata consulting engineering (TCE) i need it asap thanks in advance

0 Answers   TCE,

---

how the presure switches are calibrated? and what happen inside?

1 Answers  

---

How to calibrate Field bus transmitter? procedure ?

0 Answers   Parco,

---

What materials are used in thermo wells?

0 Answers  

---