Answer / mayank nema

Inductive proximity sensors are used for non-contact detection of metallic objects. Their operating principle is based on a coil and oscillator that creates an electromagnetic field in the close surroundings of the sensing surface.

what is the zero elevation and zero supresstion in level measurement, how can use it?

2 Answers   GAIL,

---

what is function test.

1 Answers   Takreer,

---

Draw a P& ID showing – orifice flange, plate, dp transmitter, isolation & bypass valves and tubing.

0 Answers   CCIE,

---

A pressure Tx accuracy is 0.2%. Signal o/p is 4-20ma.span is 16 Ma.how many deviate the o/p then calibration needed

1 Answers  

---

in a electronic controller why we are using 250 ohm resistance in input signal?is i/p is necessary in control valve when we are using electronic controller give details?

3 Answers   IOCL,

---

How 2 calibrate level tank having large height..?

2 Answers  

---

why fuse block is not used for AI signal?

0 Answers  

---

what is droop mode n frequency mode in wood ward governor?

1 Answers   TATA,

---

what is exat meaning of compentation in RTD ? what diffrent between 2 wire,2 wire and 4 wire RTDs?

2 Answers   Atul, Vardhman,

---

wt kind of business we can do by usig PLC?

2 Answers   Dabur,

---

Why using negative voltage in vibration measurement?

2 Answers  

---

What is micromotion transmitter? What is the porpose of using this transmitter?

2 Answers   Samsung,

---