Answer / kashif

Level troll is used for measuring level of one liquid in vessel and interface level troll is used for more than one liquid commonly for two liquid having different S gravitates i.e Water and Condensate.

Answer / faiyaz

its working in the Archimedes principle generally used in closed tank the lose of weight of the body immersed in liquid total liquid equal to the displaced by the body level troll is used in single liquid and interface level troll is used in two liquid that is called level troll and interface level troll

what is the use of impulse line in AFBC boiler , WHY WE CONNECT IMPULSE LINE TO TRANSMITTER , DRFT GAUGE ETC ????????

6 Answers   Jindal, Reliance,

---

Can all intrinsic safe transmitters are provided with inbuilt zener barriers? why

2 Answers  

---

what is pressure control

1 Answers   GNFC, IBM, Privi Organics,

---

T.x range -0.1 to 0.2 milibar,so how much mili ampear at 0.1 milibar?

7 Answers   Sugar Factory,

---

What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?

0 Answers  

---

can we use a control valve without positioner

19 Answers  

---

Is there devices to convert mechanical energy/rotational energy into electrical energy.......? PLease suggest me....

6 Answers  

---

If the average power during generation is zero, why do the analog meters have + and - ?

1 Answers   Siemens,

---

How DP Transmitter can be calibrated for crud application in floating roof tank?

2 Answers  

---

field bus transmitter calibration procedure tell me

0 Answers   BAP,

---

what are the installation requirement is common to all flow meter when volumetric flow rate is being measured

1 Answers  

---

What is the difference between fire detector and smoke detector?

5 Answers  

---