What is intrinsically safe system?

1162

---

How hart protocol can be connected with control valves?

1073

---

How d.p. Transmitter can be applied to open tank?

1149

---

What is the principle of capacitance type level transmitter?

1096

---

What are different types of valves?

1371

---

Explain bernoulli’s theorem.

1083

---

Explain signal isolator

1180

---

What is force balance principle? State some of its’ advantages.

1208

---

What are primary elements of measuring pressure?

1331

---

How flow can be measured with dp?

1176

---

What are de-saturators?

1263

---

State bernoulli’s application.

1160

---

What is zener diode? What is voltage regulator?

1117

---

What is solenoid valve? Where it is used?

1130

---

What materials are used in thermo wells?

1200

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