What is the Difference between PE,IE and ISE

2 Answers  

---

how we convert Mili ampere to temp txt,level txt,flow txt,pressure txt range value

4 Answers   Saadi Cement,

---

How do you identify between actual alarm and false alarm in a Temperature Transmitter in SCADA based Control System

0 Answers  

---

what is hart communicater? can u give brief explanation about this issue?

3 Answers  

---

wt kind of business we can do by usig PLC?

2 Answers   Dabur,

---

---

Why we use 250 ohm resistor in series with HART protocol communication?

13 Answers   Chemtrols, Instec, Sabic,

---

How much Resistance Show by RTD(PT100) when it is installed in process(Consider Process Fluid temp 29 Deg C)?

5 Answers  

---

any questions on motor and energy conversions machines?

0 Answers   ABB,

---

how to calculate orifice sizing? and tell me if pipe size bet 50mm t0 200mm then we can use pipe flange??? and above 250mm pipe size should i use D & D/2 Flange? is it right or wrong?

0 Answers  

---

An atmospheric storage tank has a diameter of 20 m and a height of 8m.It is half-full of liquid with the remainder of the space containing air normally at atmospheric pressure. If the connection to atmosphere is accidentally closed off and 10 cubic m of liquid removed, what happens to the internal pressure of the tank? What are the possible consequences for the tank?

1 Answers  

---

Why we use 4 to 20 mA, (This is International Standard) instaed of this can we use 4-16, or 4-24 or 3- 15 or any other range

13 Answers   ONGC,

---

what is commissioning & pre commissioning , explain with difination

2 Answers   Bapco Bahrain Petroleum Company, Shell,

---