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Premier Control Technologies

Flow, pressure, level and temperature solutions

King Instruments 7330 Series Rotameter

  • Union end or socket weld connections
  • No metal parts option
  • Liquid use only

The King 7330 series rotameter is a moulded polysulfone rotameter with union end or socket weld end connections.

With Teflon® or Polysulfone internal components the 7330 series flow meter is an excellent choice for applications where no metal is preferred. Internal components are also available in 316L stainless steel or Hastelloy® C-276.

The flowmeter is available from ½” NPTF connections up to 2” with the standard fitting material being PVC with an option of PVDF. Viton® is the standard O-Ring with Buna N, EPR and Kalrez® also available.

All models of the King rotameter have a 10:1 turndown ratio with with full scale flow rates from 2 litres per minute up to 605 LPM.

Maximum temperatures are available up to 93° C and pressure up to 10 bar.

Accuracy varies by model but this is within a ± 3% to ± 6% of full scale flow tolerance with repeatability a maximum of 1%.

Scales are available in any volumetric unit and a latching reed switch alarm is available as an option on the 7330 series of King flow meter.

Model numbers

  • K.7331322067W
  • K.7331323068W
  • K.7331361052W
  • K.7331361064W
  • K.7331361A42W
  • K.7331361A62W
  • K.73313630-41WL
  • K.73313630-42W
  • K.73313630-51W
  • K.7331363A52W
  • K.7331-3-6-3-A-52W
  • K.7331-7-6-1-0-41W
  • k.7331761062W
  • K.7331761063W
  • K.7331-7-6-3-0-62W
  • K.73331-3-6-2-0-90W


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01953 609930

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