If you calibrate a pneumatic pressure transmitter, how many adjustments are normally necessary or mandatory?

1 Answers  

---

Please explain the difference between instrument range and calibration range in terms of pressure transmitter? line design pressure: 93 bar operating pressure : 82 bar press Transmitter Range? calibration range ?

3 Answers   L&T,

---

send me HPCL paper

6 Answers   HPCL, Shuiba Hotel,

---

What are three main programming in PLC

5 Answers  

---

What are continuances of connecting earthing and shield of branch cables (instrument to Junction box), at the same earthing pot provided on JB? Is it ok, or may produce some problem? 

0 Answers   Process Control Technologies,

---

---

What are the interlocks we have to check during the start up of LP/HP compressor?

0 Answers   Hamsco,

---

1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?

0 Answers  

---

what pressure transmitter?

8 Answers   Bhel,

---

LADDER LOGIC Can any body state Logic on following condition Instructions to use 1-XIC 2-XIO 3-Output ONLY Program Push 1st button On - 1st lamp should On Then Push 1st button Off - 1st Lamp Should remain on Push 2nd button On - 1st lamp should Off and 2nd lamp should On Then Push 2nd button Off - 2nd Lamp Should remain on.

4 Answers  

---

Can anyone send most commonly asked interview question in Oil & Gas industry

0 Answers  

---

what is the difference between 2 wire and 3 wire RTD- application wise,cost effectivity?

2 Answers  

---

rtd principle?thermocouple principle?

5 Answers  

---