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Gas Conversion and Sizing for Turbine Meters

Sizing a meter for gas requires a conversion of units to Actual Cubic Feet per Minute (ACFM). This can be easily done by following a three-step process.  If you aleady have measurements in Standard Cubic Feet per Minute (SCFM), then please click here to by-pass the first step.

Please Note: All calculations are at sea level.

  • Step 1:  Enter number of units and type of units to perform conversion to Standard Cubic Feet per Minute (SCFM).

Quantity

Units

SCFM

     
     
     
  • Step 2:  Enter the derived SCFM units value along with your PSIG value and your temperature in F as directed. This will calculate your ACFM units:

SCFM =

 
     

PSIG * = 

 
     

degrees F = 

 
     
     

 ACFM =

 

Automatic recalculation (changes calculations as variables change)

*Automatically adds 14.696 

Click here to see formula used in calculations.

 

  • Step 3:  Choose the proper sizing from the chart provided based on ACFM.

NORMAL FLOW RANGE (ACFM)
(MAGNETIC PICKUP)
METER SIZE MINIMUM
LINEAR
MAXIMUM
LINEAR
1/4 0.35 3.5
3/8 0.75 5
1/2 1 10
5/8 2 20
3/4 2.5 28
1 4 60
1 1/4 6 100
1 1/2 8 130
2 15 250
2 1/2 25 450
3 40 650
4 75 1200
5 150 1800
6 250 2900
8 330 5000
10 650 7500
12 900 12000

If you have additional questions or your needs are not addressed by this application tool, then please contact Sponsler, Inc at 1-800-458-5262 or email us.

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All Contents Copyrighted Property of  Liquid Controls Sponsler, A Unit of  IDEX Corporation.
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phone:   1-800-458-5262     (847) 295-1050        fax: (847) 295-1057       sponslerinfo@idexcorp.com

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