What is NAMUR standard and why its allways reletad with Sollenoid

2 Answers  

---

How many are the types of instrument cables in terms of No. of pair.

0 Answers   CCIE, Samsung,

---

.how does CSADA systems display the process variable value?

2 Answers   Empower,

---

What is zero elevation and zero suppression?

0 Answers   CCIE,

---

What is the difference between compensation and extension cable.

11 Answers   HPCL,

---

---

If fire would be inside the plant which fire detector is to detected the fire.

0 Answers   KOC,

---

How does a single acting, spring return ball valve actually work? Does it require continuous air supply? 

0 Answers   Process Control Technologies,

---

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  

---

how do i tune dearator pr control valve using PID. we set the set point is 0.6kg/cm2 now i want 0.5 to 0.7kg/cm2 limits so what should i give p,i,d values. then pls explain how do set pid values for control valve tuning?

0 Answers   SEWA, Sharjah Electricity and Water Authority SEWA,

---

what is the T/C & RTD mesuremaint?

3 Answers  

---

My friend has faced this question! I don't know clearly. So please anyone give me the correct and short answer to this question? What is variable frequency drive? Types, what is star to delta? Why this arrangement necessary?

5 Answers   Asian Paints, TCS,

---

wht is mean by dpt(differential pressure transmitter)

1 Answers  

---