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The AL-800/AL-1000 diaphragm meters are for usage in commercial/industrial applications.  These meters are compact and lightweight, but are designed for positive displacement accuracy for industrial/commercial loads.


  • Die-cast aluminum case
  • Oil-impregnated, self-lubricating bushings
  • Molded, convoluted diaphragms for smooth operation and long life
  • Rigid, reinforced flag rods for positive alignment and sustained accuracy
  • Graphite-filled phenolic valves to minimize wear
  • Long-life, low friction, grommet seals
  • Single coat polyester primer with high solids polyurethane top coat
  • Security seals that indicate tampering


  • Temperature compensation available from -30°F to 140°F (-34°C to 60°C)
  • 1000 SCFH (28.3 m3/h) (0.60 specific gravity gas) at 1/2-inch W.C. differential
  • AMI/AMR compatibility
  • Meets ANSI B109.2 specifications
  • Measurement Canada accredited