Answer / pk chakravarthy

pid tunning is very large topic to understand mostly gain
is adjusted and curve is checked

Answer / satyendra bhai patel

Dear sujit ,


in PID tunning we just try to minimise the band gap between
PV and SET value.

set P,I,D, value in real time

nothing elese....


just chilll....

WHY WE R NOT USING THE TURBINE FLOW METER IN THE STREAM SERVICE ? pl explain?

3 Answers  

---

in any transimitter (flow/level) there are three terminals for supply& test (+,-,+)in two wire,24VDC given to Tx.,but how 4-20 ma signal travels thru same wire (as it is for 24VDC input supply)?

1 Answers   Jindal, UltraTech,

---

all types instrumentation questions want

0 Answers   Bhel, Descon, HBL Power Systems,

---

what is the procedure of belt scale calibration?

0 Answers  

---

what is difference b/w Earth and ground

2 Answers   PPL,

---

---

i am working in the automation company...i want to just know how actully pid control valves are tune????...

1 Answers  

---

I am working in a process industry, in that there are several sections devided in the SCADA screens and individual sections may START independently. But sometimes i am facing problem i.e, if section 2 Stopped by the operator immediately Section 1 or Section 3 or Section 4 is getting stopped can you expain the reason behind this?

5 Answers  

---

1.how can calibration temperature transmitter and flow transmitter? 2.

0 Answers   Gulf Jobs,

---

i have calibrate rosemount make level transmitter , wht can i do ? my tank capacity is 30,000 liter

9 Answers   Equate,

---

How can we use feedback signal frm rtd for monitoring and in dcs for controlling ,then which type of rtd is sutaible 2 , 3,4wire and why ?

0 Answers  

---

what is o2 analyzer and how it measured ,what is the role of this analyzer in cfbc boiler...

2 Answers  

---

How to calibrate Field bus transmitter? procedure ?

0 Answers   Parco,

---