if drum level is low what is interlock? i mean we put interlock to fd fan or id fan ?

4 Answers  

---

in mass flow meter what is drive friquancy ?

0 Answers  

---

what the differant between Wet Leg /Dry Leg

2 Answers   Sepam Group,

---

Hot calibrate a level transmitter (wet & dry legs)?

1 Answers   Honeywell, IEC,

---

Can any one tell me what type of question asked for instrumentation and control interview panel??? pls mail ramashankar.goel@gmail.com

0 Answers  

---

---

what are the basic instructions used in simatic s7-300 plc?

5 Answers   Dr Reddys, HZL, Siemens,

---

How would you choose differential range?

0 Answers  

---

in the boiler in the main steam line and its bypass line and the startup vent vales are only motorised valves why cant we use other types of valves such as pneumatic.

3 Answers  

---

How will you calibrate an interface level trol/normal level trol in line and in w/s?

1 Answers   CCIE,

---

How to calibrate DP tramitter in flow measurement application? consider my range of flow is 0 to 2000 kg/hr ? please give calculation of , How much pressure applied on low pressure side and high pressure side please give detail of calculation .... It so important for me please reply as soon as possible

1 Answers  

---

What should be the stanchan Height for installation of Smoke detector & toxic gas detector in field,according to qatar standard

2 Answers  

---

Explain the working principle of variable frequency drive?

0 Answers   ABB,

---