Answer / aswin

This pink colour seems that valve is in between condition.So we have to check the position of valve open and limit switch switch not acted or physically valve is in middle position.

Answer / elheiven

Up the torque limit then power cycle if the motor stalled is not working try to change main power pcb or power module

Answer / ejaz

Check the local display in the MOV. If valve have any issue it will show the exact error. for example MOTOR STALLED. MOTOR STOPPED. first check the phasically status on the local display

what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

2 Answers  

---

pressure gauge measure static pressure or dynamic pressure?

3 Answers  

---

There is a problem with our HART475 it is not communicating with smart devices error becomes "NO DEVICE FOUND"we have insert 250ohm resistance as per requirement but invain plz tell me the solution?

1 Answers  

---

Why do we go for 4-20mA? why not other standara?

6 Answers  

---

hi vishok this is noor plz tell me what type problems will occured i use T/C in the place of RTD in (FEED WATER TANK),plz send ur e-mail address to my ID (mail2noor.hyd@gmail.com)

6 Answers  

---

we are having yokogawa centum cs3000 dcs in our power plant. i need some of the operator guides NOT to appear in HIS0163 AND HIS 0162 but it shoul appear in HIS0164 HOW TO DO IT?

0 Answers   Yokogawa,

---

Example of dry contacts & wet contacts?

3 Answers  

---

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

1 Answers   Thermax,

---

How to decrease opening & closing time of on/off valve?

0 Answers   UPL,

---

what is difference between positioner and position transmitter in control valve

2 Answers  

---

what is interface level and how it is calibrate?

0 Answers  

---

Please explain about FAT? What is the difference between FAT and SAT?

6 Answers   IBM,

---