Answer / hrg

Clamp on type flowmeter will not come in contact will line/process fluid while inline type will come in contact with fluid.

why the derivative in PID is always set to zero?

3 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  

---

What is the difference between pneumatic and electro pnematic positioner?

3 Answers   TCS,

---

What are the questions asked in fresher instrumentation candidates

0 Answers   Polmon,

---

How many types of Control Modes in process control, plz tell me all.....?

2 Answers  

---

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,

---

When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?

5 Answers   Exxon Mobil,

---

What is Cavitation in a control valve?

0 Answers   CCIE, KN,

---

I wnat to practice more online type questions .so will you show them me to take a practice test?

1 Answers   VA Tech Wabag,

---

WHEN DO WE GO FOR FMCW TYPE RADAR & PW TYPE RADAR ?

1 Answers  

---

where do you give the 4-20 ma i/p in a MIL control valve?

3 Answers   Siemens,

---

Why Differential pressure transmitter is located below the tappings points for steam & condensible vapor flow measurement application?

2 Answers  

---