Answer / hassan abbas

A programmable logic controller (PLC) or programmable controller is an industrial digital computer which has been ruggedized and adapted for the control of manufacturing processes, such as assembly lines, or robotic devices, or any activity that requires high reliability control and ease of programming and process fault diagnosis.

Pressure tx shows 1 mbar but we need 1000 mbar at this process condition .. how can we sort it out .

0 Answers  

---

What is the function of a diaphagram

5 Answers  

---

What is the cascade control

0 Answers  

---

how to define the P,I,D value in tuning pid loops in online.

1 Answers   Thermax,

---

What is an instrumentation amplifier? How is it better than a differential amplifier when handling outputs from a wheatstone's bridge?

2 Answers   Honeywell,

---

---

If the Barrier Fails during online then What will be the control valve position in field or Positioner action in the field.

3 Answers  

---

i have calibrate rosemount make level transmitter , wht can i do ? my tank capacity is 30,000 liter

9 Answers   Equate,

---

How can we calibrate pressure and flow transmitter in the field(online)?

3 Answers   Aramco, Reddy Labs,

---

What is cavitation. what is the effect of it on control valve and how is it prevented.

1 Answers   ADMA OPCO,

---

what is proportional & what is proportional band

1 Answers   Nimir,

---

Explain the usage of the PLC system?

3 Answers  

---

We are used CENTUM CS3000 of YOKOGAWA. please tell me how to simulate wihtout FCS and vnet.

1 Answers  

---