Answer / binu

Mainly we see the beta ratio which should be between 0.3 to
0.8.

Answer / sanjiv

You need proper sizing for that reynolds no should be
within limits b ratio you can sacrifice in few cases to
achieve better DP.
Vendors will not offer youb ratio less than 0.2 for your
normal flow range

Answer / reddy

The range the beta value is restricted to between 0.2 up to max 0.7 for accuracy and linearity

Answer / vijay

mainly depend type of orifice & beta ratio .4 to .8

Answer / pasuvaraj

beta ratio 0.4 to 0.65, this gives the perment pressure
drop across the orifice, internal bore of orifice plate

Different between control valve and mov

2 Answers  

whats the working principle of level transmeter?

6 Answers  

give eg of how I/P is used in control loops

0 Answers   CEPC,

Explain why use mmwc unit?

0 Answers  

In oil & gas industries and petrochemical industries, there are classification of zones like zone 0, zone 1, zone 2. Is there any differences in voltages or power supply supplied for the process instruments, control instruments depending on the zones

1 Answers  

What is difference between flame retardant & flame resistance cable? Among which type of cable is used for ESD & Fire and Gas system application?

1 Answers  

WHAT REASEAN USE TRANSMETER TWO WIRE & FOUR WIRE

5 Answers   Kentz,

What is the diffirence between Earth and Neutral and What is the required normal voltage between earth and neutral

6 Answers  

What are different types of control valves?

0 Answers  

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

6 Answers   IBM,

My flow transmitter range is 0-1000mmwc.DCS range is 0- 100m3/hr.What is correspond out put in terms of milliamps if my flow is 65m3/hr

4 Answers  

Thermocouple is a transducer but rtd is not transducer why? Both taking heat as a input and giving mv

7 Answers