7520 & 7530 Series - Acrylic Tube Flowmeter

Brand: King Instrument Company

Economical machined cast acrylic block construction makes these flowmeters great for OEM use. Optional inlet metering valve available.
Features
  • Precision Machined Acrylic Meter
  • Block Type, Panel Mountable
  • Horizontal Connections; Optional Metering Valve
  • 50mm, 100mm, 127mm, 250mm Scales
  • 0.12 – 20 GPM Water; 0.04 – 60 SCFM Air

Models matching criteria: 900
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - 316L SS
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 10 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 23 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 2.6 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Viton®
  • Valve Material - 316L SS
  • Flow Type - Water
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 5 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Viton®
  • Valve Material - 316L SS
  • Flow Type - Air
  • Block Scale - Block #6C, 100mm (4 Inch) Scale
  • Flow Range - 40 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 60 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 2 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 42 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 100 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 14.4 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 180 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 10 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #6C, 100mm (4 Inch) Scale
  • Flow Range - 40 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 2 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 10 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 10 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 3.5 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - 316L SS
  • Flow Type - Air
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 8 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 12 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - 316L SS
  • Flow Type - Air
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 23 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 2 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 20 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #6C, 100mm (4 Inch) Scale
  • Flow Range - 60 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 42 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 8 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 12 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - 316L SS
  • Flow Type - Water
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 1 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - 316L SS
  • Flow Type - Air
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 15 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #6C, 100mm (4 Inch) Scale
  • Flow Range - 20 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #6C, 100mm (4 Inch) Scale
  • Flow Range - 10 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 2 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - Brass
  • O-Ring Material - EPR
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 12 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 20 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - EPR
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #3C, 75mm (3 Inch) Scale
  • Flow Range - 1 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 14.4 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 4 SCFM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Without Valve
  • Flow Type - Water
  • Block Scale - Block #7C, 250mm (10 Inch) Scale
  • Flow Range - 2 GPM
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Buna-N
  • Valve Material - Brass
  • Flow Type - Air
  • Block Scale - Block #5C, 127mm (5 Inch) Scale
  • Flow Range - 175 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7530 With valve
  • Fitting Material - 316L SS
  • O-Ring Material - Viton®
  • Valve Material - Brass
  • Flow Type - Water
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 44 GPH
Call for Pricing & Availablility
Does not ship to OH, United States
  • Meter Series - 7520 No valve
  • Fitting Material - Brass
  • O-Ring Material - Viton®
  • Valve Material - Without Valve
  • Flow Type - Air
  • Block Scale - Block #2C, 50mm (2 Inch) Scale
  • Flow Range - 2.6 SCFH
Call for Pricing & Availablility
Does not ship to OH, United States

Specifications

Metering Tube

  • Machined cast acrylic

Internal Components

  • 316L SS

Fitting Material

  • PVC
  • 316L SS
  • Brass

Inlet/Outlet Fittings

  • NPT, horizontal

O-Ring

  • EPR
  • Buna N
  • Viton
  • Kalrez®

Capacities

  • Water: 7 GPH to 20 GPM
  • Air: 2.6 SCFH to 60 SCFM

Scale

  • 50mm, 75mm, 100mm, 127mm, 250mm direct reading

Accuracy

  • ± 6% of full scale flow, 50mm scale
  • ± 4% of full scale flow, 75mm scale
  • ± 4% of full scale flow, 100mm scale
  • ± 3% of full scale flow, 127mm scale
  • ± 2% of full scale flow, 250mm scale

Turndown

  • 10:1

Repeatability

  • 3% 50 mm scale
  • 2% 75 mm scale
  • 2% 100 mm scale
  • 2% 127 mm scale
  • 0.5% 250 mm scale

Maximum Pressure

  • Water: 150 psig
  • Air: 125 psig
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