what is a half wave, full wave, and bridge rectifer.

0 Answers   Takreer,

---

hi this is noor i wnt know the procedure and precations errection for PRESSURE AND DP transmitters? how to take impusle line for level and flow?(water and steam) impulse line sizes? and type of material ? plz give me answer / reffer any website ? to me "mail2noor.hyd@gmail.com"

1 Answers  

---

Explain the working principle of variable frequency drive?

0 Answers   ABB,

---

What is the difference between Error and Offset.

1 Answers  

---

What is the maximum distance limit of 4-20mA and 0-10V DC standard signal transmission ?

3 Answers   BARC, ME,

---

IS there any effect of vortex in low pressure side of the transmiter after the orific in feed water line? if yes then what is the calculation?

0 Answers  

---

how many types 0f thermocouples?

6 Answers   HZL,

---

What is the working principle of oxygen analyzers(zirconium oxide type) used in CFBC boilers?

3 Answers   Bajaj, Kohinoor, Wartsila,

---

how is a displacer type level transmitter calibrated.explain the method?

2 Answers   Emirates,

---

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?

0 Answers  

---

How would i calibrate a new commissioned flow transmitter???

3 Answers  

---

WHAT ARE MAIN DIFFERENCE BETWEEN DCS AND SCADA?

7 Answers   ABB, Gold Fields, Rand Water,

---