Answer / s.venkatachalam

Shield wire is to eliminate the noise pickup in the signal
wire due to magnetic interference from the near by
sorces .This needs to be grounded at one end and grounded
with the instrument at the other end.

Answer / mh ravi kumar

With Shield cable required for Analog and RTD signals.
Panel or JB side shield to be earthed but Instrument side
no need to do earth (cut the shield and taped).

why we are using pnp npn for sensors is there any other type?

1 Answers   CGL,

---

defination of radial vibration?

0 Answers   EE Limited, MNC,

---

INtools Trainining

1 Answers   Monarch Techno Engineering Solutions,

---

what is span adjusment of transmitter? what is the function of positioner/

2 Answers   Kent,

---

In the field and in the control room different power supplies if used How to handle the ground

1 Answers   ITC Infotech,

---

---

what is dc moter.

0 Answers   Jindal Steel and Power, Lupin,

---

hi i want sov loop cheak from consol to field the operater given status to sov still no change, but MR room to sov ok so whats a problem and alreasy cheak all conection ok ?

2 Answers  

---

why we are using drum level control valve air to close?

0 Answers  

---

What is open loop checking and close loop checking

1 Answers   BARC, NTPC,

---

what is difference between fork type and capacitance type level switch. where it is using

0 Answers  

---

what is difference between DO and DI

6 Answers  

---

What information needs for Control Valve "sizing"

1 Answers   Qatar Petroleums,

---