Is there any temperature compenasation for the air flow from FD fan & SA fans which supplies air to the Boiler?

2 Answers  

---

When we will do simulation for I/P?IF WE DO SIMULATION through which way either series or parallel?

1 Answers   TVS,

---

what is the input of digital counter during the the calibration time?

0 Answers  

---

WHAT IS THE DIFFERENCE BETWEEN DCS & PLC.

9 Answers   Reliance,

---

THE OUTPUT OF A CURRRENT TRANSMITTER OR A PNEUMATIC TRANSMITTER HAS A LIVE ZERO?EXPLAIN

2 Answers  

---

---

what is IEC code in cables & how to selecting cables?

0 Answers   ROS,

---

Which standard of hazardous area classification used in India?

1 Answers   Orchid,

---

any thing about plcs?

4 Answers  

---

1- Explain about HPM 2- What is the FSC and explain the configuration of FSC 3- explain the complete loop of vibration, how it works (field to control room) 4- What is the use of proxymitter? 5- During job your partner effected with H2S then what you have to do. 6- what type of gland packing uses when valve glind is leaking.

0 Answers  

---

what is upstream and downstream in liquid flow?

6 Answers   Thermax,

---

suppose, after calibrating a transmitter we fixed it in a process line. At live zero condition the Tx shows 4.5 mA. what should we do to make the Tx show 4 mA? If we adjust zero, will it not affect the calibration?

4 Answers   ABG Shipyard,

---

1.what is the role of proportional comtroller in pid controller?2.How do u calibrate the control valve?

3 Answers   Bently, IOCL,

---