Answer / sunny sharma

4mA X 250 = 1000mv = 1V
8mA X 250 = 2000mv = 2V
12mA X 250 = 3000mv = 3V
16mA X 250 = 4000mv = 4V
20mA X 250 = 5000mv = 5V

Resistance 250 ohm is connected in series..

Answer / vijil

1 st answer is right bcos V=IR

Answer / ajaya behara

As we know 4MA=40mv

What is the function of positioner in control valves? does the control valve operate without positioner?

3 Answers   Hofincons,

---

hi i want sov loop cheak from consol to field the operater given status to sov still no change, but MR room to sov ok so whats a problem and alreasy cheak all conection ok ?

2 Answers  

---

What is difference b/w absolute & gauge pressure? EXPLAIN

2 Answers   IFFCO,

---

what is function of switch, and how is it work, explain with difination

0 Answers   Bapco Bahrain Petroleum Company,

---

Why we are using temperature and pressure as a reference when measuring flow of steam?

4 Answers   Shell,

---

can we control operation of PLC from operator station?

3 Answers  

---

field bus transmitter calibration procedure tell me

0 Answers   BAP,

---

What should be the stanchan Height for installation of Smoke detector & toxic gas detector in field,according to qatar standard

2 Answers  

---

Which language of programing is popular? how can i learn it ?

0 Answers  

---

how to wire from pressure transmitter to marshalling panel and panel to controller and controller to dcs plz give the answer with example .

2 Answers  

---

Why do we floating DC in DC system.

0 Answers  

---

WHAT IS THE DIFF BETWEEN FREQUENCY AND INTENSITY?HOW IT WORKS IN FLAME SCANNER ?

1 Answers  

---