why use on -off control valve in glove valve

1 Answers  

---

In dcs contol valve parameters showing like this Gain=1 or 2 , ti=7 sec, td=20sec. But temp,pressure,level control valves we are using in which type parameter side using ti,td clearly tell me

1 Answers  

---

what will be the principle & application of dissoled oxygen analyzer at wast water treatment plant at oxidation basin & how it work?

1 Answers  

---

what is the difference between magnetic flow meter and mass flowmeter

0 Answers  

---

I HAVE PRESSURE TRANSMITTER WITH TWO WIRES 24 VOLTS SUPPLY.IF TRANSMITTER WILL GIVE SIGNAL TO THE DCS WHAT HAPPEN TO THE 24 VOLTS POWER SUPPLY IT WILL DROP OR REMAIN TO 24 VOLTS POWER SUPPLY.

3 Answers  

---

What is the absolute temperature

2 Answers  

---

Why drum level range is given -500 to 0 mmwc pls give me that answer

1 Answers  

---

why we use by pas on a positioner? When can a by pass be not used on a positioner ?

1 Answers  

---

how to install Differential pressure transmitter in gas line.i need transmitter down side.

7 Answers   Rockwell,

---

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,

---

i/p converter always for supply pessure from 3~15 psi only !! And from where this converter bleed the air.

2 Answers  

---

 why Fahrenheit unit of moistur analyzer transmitter

0 Answers   Infosys, Samsung,

---