Answer / dinesh

Solenoid valve operates with 24VDC supply . It is used to actuate the pneumatic supply to the actuator when the command is given for open/close to open the ESD/XSY valve. Solenoid valve of some types contains a reset button on their body which will be pressed by the operator in field to open the valve when an open command is given.

what is a boiler tube leakage detector? ... what is the working principle ?

1 Answers  

---

Give an example where you had aproblem on the job, and tell me how you solved the problem. and the finalvoutcome.

0 Answers   American Steel,

---

If boiler drum level transmitter is not working properly what you will do for resolving the problem in plant running condition?

2 Answers  

---

HELLO FRENDS ,, I M IN THE MIDST OF TROUBLE .. JUST LITTLE HELP ME... SUPPOSE ,, I HAVE A CLOSE VESSELE TANK ( HEXANE MEDIA ) ,, I M USING ROSEMOUNT 2051 DPT FOR LEVEL APPLICATION .. ITS CALIBRATE RANGE IS.. . 0 TO 950 MMH20 ..I DID CALIBRATED DPT WITHOUT REMOVING IMPULSE LINE OF HIGH AND LOW TAPPING.. & WITHOUT DISTURB 3 WAY MANIFOLD..!!! BUT ,,, DURING CALIBRATION I SELECT RANGE BY HART LRV IS 900 MMH20 & URV IS 1300 MMH20 ,, BUT ,TANK LEVEL SOMETIMES 100 % AT 1100 MMH20 , SOMETIMES 1300 MMH20 ..IN THIS CONDITION .. WHOLE LOOP FAILED ,, MAIN THING IS THAT ,, HOW TO CUSTOME RANGE SELECT ?? AND IF I USED RANGE OVER THE ORIGINAL CALIBRATE RANGE ,,,THEN WHAT ERROR WILL BE COME ??? HOW TO ZERO CALIBRATION OF DPT... HOW TO ZERO TRIM BY MANIFOLD ?? AND FOR TANK LEVEL PURPOSE ... WHICH UNIT I CAN USE ??? IS THERE ANY CALCULATION OR CALIBRATION .. IF YEH .. THEN PLZ JUST GIVE ME CALIBRATION STEPS FOR DPT.. THANKS YOURSSSSSSS

1 Answers   Torrent Pharma,

---

can anyone guide me how to get any of the previous year GAIL question papers? are they available? 0n 2nd august i have to take the written test.

0 Answers  

---

Senior engineer's please help me, what is Loop Checking and Loop test? and write difference also? soon urgent

0 Answers   Kentz,

---

What is the purpose of bypass valve across AS valve.

0 Answers   ADMA OPCO,

---

Why thermo wells are used? What materials are used in thermo wells?

0 Answers  

---

what does 5/2 solinoid valve means?

5 Answers   UltraTech,

---

how its work inductive proximity sensor explain briefly?

1 Answers  

---

why we are using orfice plate? then difference between orfice 7 nozzle plate?

1 Answers   Flour Tech Engineers (P) Ltd,

---

Exapain Deatails of the PID controlller

4 Answers  

---