Answer Posted / pavan

Controlling is
main..which
parameter we are
going to
controlling.for
example we are
controlling pressue
through valve than
that valve is known
as pressure control
valve as similar also
for other
parameters.

Draw a group of instruments interlocked to a Pump & Motor?

1228

---

WHAT IS THE DIFF. BETWEEN SKIN TEMPERATURE AND PASSES TEMPERATURE..?

2476

---

basic connection and principle of axial shift sensor n differential sensors in tubine describes n draw......

2302

---

In a gas over oil actuator, after the opening/closing of valve, how the gas is vented out? How does the hydraulic/gas circuit function?

1772

---

3. Differentiate between ultrasonic flowmeter and radar type flow meter.

2878

---

what is the difference between -24 : +24 & 0:24 and where it use?

2017

---

why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?

6351

---

What is Alpha & Beta fctors related to Orifice Plate & its relation with flow?

3311

---

anybody having Qatar Petroleum questions for instrument Technician offshore ....please send me

5970

---

What do you know about gail?

2424

---

List three types Level Gauges with their working principles

2031

---

When doing a liquid seal on a differential flow transmitter , most of the time the sealing liquid will be heavier then the process fluid. For wich application will the sealing liquid be lighter than the process fluid if transmitter is mounted below the process line.

1765

---

What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?

1879

---

In bently nevada vibration monitoring system,what is the reason to maintain the Resistance of the probe + extension cable equal to 95 ohm? If possible explain the basic principle of measurement with detail electronic circuits.

2896

---

What is rang ability?

2229

---