why generation of syncronized generator increases when frequency of grid is less then 50Hz & generation decreases when grid frequency goes up from 50 Hz, as comparision with set value entered in govering panel?

1 Answers  

---

How a pH sensor & analyzer work at waste water treatment plant, whats the principle & science is beyond this,How pH sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in analyzer

1 Answers  

---

pt range is -45 psi to 45 psi.friends can you give answer with calculation and with linerity scale like 0%,25%,50%,75%& 100%?

1 Answers   WB,

---

please can anyone tell me in detail, what's mean by open loop and close loop?

6 Answers  

---

WHAT IS THE CAM POSITION IN CONTROL VALVE POSITIONER ? WHY IT IS USED?

0 Answers  

---

---

draw the block diagram of a level transmitter ?

0 Answers   Hira Group, Samsung,

---

what is loop?

4 Answers  

---

what is installation and commissioning of (fat & sat) of power plant dcs ? this question keeps in desirable conditions of one company .

0 Answers  

---

Calibration procedure for electro magnetic flow meter

0 Answers  

---

how in the 2 - wire transmitter, 24v supply and the 4ma signal gets in the same path?

1 Answers   Yokogawa,

---

What is an analog input-output

10 Answers   TN, Torrent Pharma,

---

Why the Proximitor supply should be Negative voltage? Why should not we give Positive voltage to the Transducer?

6 Answers   Moser Baer,

---