WHAT IS THE Differance b/w on/off & pid control valve?

10 Answers  

---

How to calibrate level switch?

2 Answers   Power Plant, Sabic,

---

Will Intergraph support SmartPlant Instrumentation in an AutoCAD or MicroStation environment on a long-term basis?

1 Answers   Siemens,

---

1. what is 3 point calibration & 5 point calibration? 2. If we use hart communicator to set the LRV & URV of a smart transmitter, did we calibrate the transmitter? why? 3. Make a complet list if meterials needed to properly connect a pressure gauge to a steam pipe using 1/2 inch stainless steel tubing. The gauge connections is 1/2 inch NPT-M and the steam pipe tap has a 1/2 inch female coupling, compression fittings are use. 4. What are the tools in loop checking? 5. What would the ISA symbol of a square root extractor look like? 6. What would you do to completely prepare for the configuration? 7. What safety measures must you undertake when doing configuration? 8. what are the two most commonly use programming languages used when we configure a PLC? 9. What would you do if you accidentally skipped a step in the configuration procedure? 10. How would you know if the configuration were sucessful? 11. Name at least 3 selections available when we configure the burnout protection of a controller?

3 Answers   EI Electrotechnical Institute,

---

what is the zero elevation and zero supresstion in level measurement, how can use it?

2 Answers   GAIL,

---

---

Boiler flame scanner advantage?

0 Answers   Fluke, Petrochemicals, Tata Chemicals,

---

what is the primary sensing element in flow or pressureand level transmitter?

5 Answers   Power Grid,

---

Exapain Deatails of the PID controlller

4 Answers  

---

Any body have know try work calculation ???

0 Answers  

---

how to calibrate mass flow meter (Coriolis)? Example calibration range: 0 to 2500 kg/hr line size 3" fluid: Etheline glycol (MEG)

0 Answers   Honeywell,

---

what are turbo generators?

1 Answers  

---

Is there is a device to convert mechanical energy to electrical energy

4 Answers  

---