how we can calibrate split range control valve?

1 Answers  

---

How we will check whether the proximity, which we have is either NPN or PNP, if no data sheet or manual or any details is available to us ???

1 Answers  

---

What are different type of instrument cable

0 Answers   KOC,

---

What is loop checking ?

10 Answers   Kharafi National, Petrofac, Samsung,

---

HOW THE ORIFICE & PRV SIZING BE HAPPENED -- EXPLAIN IN BRIEF

3 Answers  

---

---

If the on Of the DO module is off in the System cabinet, then what is the Procedure to check weather the Module is working or not.

2 Answers   Honeywell,

---

how to calibrate transmitter

3 Answers   Sabic,

---

What are the logic behind 2x2 and 2x3 logic and more when ask in interviews

1 Answers   Reliance,

---

Which boiler is use in power plant

1 Answers   Jindal,

---

Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?

0 Answers   Chagalesh Consulting Engineers,

---

I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.

0 Answers  

---

relation between level and differential pressure.

3 Answers  

---