what are the sensor types of vibration&speed?n what is proximity sensor?

3 Answers  

---

What unit is used for measuring comp. outlet flow. it is CFM, M3/hr or NM3/hr. ?

5 Answers   Jk Tyres,

---

What is the function of positioner in control valves? does the control valve operate without positioner?

3 Answers   Hofincons,

---

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

0 Answers  

---

How does temperature bath work? How does coil gets heated only by applying some current?

0 Answers   Process Control Technologies,

---

why the steam drum and deaerator level transmitter range is in negative MMWC to zero

3 Answers   Emerson, Jindal, JKPM,

---

What is the purpose of the analyzer in petrochemical plant?

0 Answers   ENI, Lakshmi Machine Works,

---

how to do dynolab wind speed sensor loop test, how to simulate value,i have simulate mA 4-20mA but not responding in DCS faceplate, please kindly advice me any one.

0 Answers  

---

When LP SURGE happening in compressor

3 Answers   KNPC, KOC,

---

in mass flow meter what is drive friquancy ?

0 Answers  

---

How do you measure g's?

5 Answers   Aramco, GNFC, HPCL, Polmon, Thermax,

---

Explain the thermocouple and RTD?

1 Answers  

---