Variable Area Flow Meters

Plastic flow meters for simple and accurate measurement of fluids and gases.

Technical specifications

Accuracy of measurement
In accordance with VDE/VDI 3513 Sheet 2, accuracy class 4

Pressure range
Rated pressure 10 bar at 20 °C

Temperature range
For details of the maximum internal pressure at high temperatures, we refer the reader to our pressure/temperature diagram in relation to various materials.

Polyamid and Polysulphone with PVC-U fittings:
0 to +60 °C
Polysulphone with PP or PVDF fittings:
0 to +90 °C

Materials
Tube: Polyamid (Trogamid-T), Polysulphone and PVDF
Float: PVDF (PTFE)
End stops: PVDF
Screwed fittings: PVC-U (PP, PVDF)
O-ring: EPDM (FPM)

Calibrated scales
Standard version is equipped with a double scale: a percentage scale and a scale giving the rate of flow. Short version is fitted with one scale, indicating the rate of flow. The scales are adhesive-bonded to the tube and are printed with a special hardwearing paint.

Standard scale: l/h
Special scales: m3/h, GPM
Scales for other liquids HCl, NaOH and air



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Georg Fischer Piping Systems Ltd.
Postfach, CH-8201 Schaffhausen/Switzerland,
Phone +41-(0)52-631 1111, Fax +41-(0)52-631 2800

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