Dave's Trial Page

 

 

AL-425 Diaphragm Gas Meter

  Click here for the .pdf version

The American Meter AL-425 diaphragm gas meter is ideally suited for large residential or small commercial/industrial installations.  It’s 10 PSIG or 25 PSIG MAOP case-rating affords the opportunity to utilize pressure factor measurement.

 

·        One-piece, die-cast aluminum case

·    Oil impregnated, self-lubricating bearing

·        Molded duramic diaphragms

·        Rigid, reinforced flag rods

·        Graphite-filled, phenolic valves

·        Long-life grommet seals

·        Automatic meter reader compatibility

·        Temperature compensation available from -30°F to 140°F

·       10 or 25 PSI MAOP

·        20 LT,30 LT,45 LT and #3-4 Sprague connection sizes

·        Full warranty

·     Pointer or odometer index

 

 

Rated Gas Capacity

For 0.60 S.G. Gas

Inlet Pressure

PSIG

Inches W.C.

Differential

Capacity

SCFH

.25

½”

425

.25

2”

898

1

2”

920

2

2”

955

5

2”

1038

10

2”

1154

15

2”

1269

20

2”

1367

25

2”

1462

1 - Propane: 268 cfh