why does mA signal preferred for signal transmission?

12 Answers   Emerson,

---

How to calibration of vibration probe

1 Answers   Mina Al Ahmadi Refinery,

---

what is the usage of QDV & VOLUME BOOSTER

0 Answers   ADMA OPCO,

---

plz send me placement paper of ongc

0 Answers   ONGC,

---

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

0 Answers   Bapco Bahrain Petroleum Company,

---

---

Troubleshoot to the device level basic process control systems given the Process and Instrumentation Diagram?

2 Answers   Chettinad, HPCL,

---

without a positionar can a control valve operate? give the difference of operating with positionar and without positionar?

5 Answers   IOCL,

---

which type inter lock use in petrochemical refinery,and oil & gas?

0 Answers  

---

how to calculate the temp. of RTD&Thermocouple when we got some mV r Ohms?if anybody has d chart pls mail the chatrs to me...

1 Answers  

---

What is the working principle of sox, nox analyzer?(opacity monitor) Otherwise how to measure the sox,nox?

1 Answers   Thermax,

---

can i use capillary type dp transmitter converted to capillary type pressure transmitter. if i removed one side capillary tube its work correctly?

1 Answers  

---

what is difference between two wire &three wire pt 100 ?

3 Answers   Jindal,

---