Answer / carl_ellis

Various published papers (from USA's Nuclear Regulatory
Commission to Gas Technology Institute) agree that an
orifice plate installed backwards reads low anywhere from
8-25% below the actual true flow rate.

Furthermore, under-measurement error is reasonably well
correlated by the orifice "Beta ratio".

Carl Ellis
Measure First

Answer / veera

the transmitter reads NEGATIVE value.

Explain bernoulli’s theorem.

0 Answers  

---

What is the function of solenoid valve in on/off & shutdown valve and why it is not used in control valve normally?

0 Answers  

---

what is the difference between sensor and tranducers?

12 Answers  

---

Please anyone answer my question, what is the difference between single acting and double acting control valve, in what condition we better choose single acting rather than double acting

2 Answers  

---

what is load line in control valve?

3 Answers   Boral, Qatar Petroleums,

---

what is the control valve?how many types of control valves are there

6 Answers   Chemin, Hindustan Zinc,

---

Is there any relation between Artificial Intelligence and Instrumentation?

0 Answers  

---

what will the sending unit in the fuel gauge utilizes?

0 Answers  

---

suppose there is gas flow meter I want to know weather meter calibration is done at high pressure or low pressure? pls justify.

2 Answers   Siemens,

---

sir ,iam in dem urgent need of HPCL Paper of Instrumentation Branch plz send me at your earliest convenience at ujjwal_sharma1983@yahoo.com

0 Answers   ONGC,

---

Explain PID, ON/OFF, Controls

0 Answers   CCIE, Gulf Engineering,

---

what is IEC code in cables & how to selecting cables?

0 Answers   ROS,

---