Answer / hassan abbas

these level transmitters measure the level in either of the three ways:

The weight of the fluid
The pressure head of the fluid
The position of the fluid in a container

what is the Difference Between Domain and Station?

3 Answers   Emerson,

---

what is the meaning of GK value(fullform) in flowmeter ?

3 Answers   Essar,

---

what is modbus & what signals are taken through it

2 Answers  

---

how to calibate level transmiter ?range -150 to +150.what is the zero and span?

1 Answers  

---

what is wave length were using ?

0 Answers  

---

Meaning of the following a. IOP- Manimum; b. IOP- Maximu,;

0 Answers  

---

how u calibrate sox nox co2 co in cemps?what is opacity n HPm?tell the standard parameters of cems?

0 Answers  

---

In 16' pipeline one pcv is installed which is controlled by PT installed at inlet of PCV.If Flowrate in pipeline increases what will happen to pressure at the inlet of pcv.

5 Answers   Essar, vssc,

---

if in a level tx height is given, how u calculate the ranges of the tx?

2 Answers   Bombay Rayon Fashions, Invensys,

---

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,

---

defination of plc

14 Answers   ABC, Sofcon,

---

why 4 to 20 ma used at 0 set

2 Answers   Borouge, Yokogawa,

---