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In-line Flow meters for Water and Air


In-line Flow meters for Water and Air - Order online | FL-500

In-line Flow meters for Water and Air - Order online

£199.76 FL-515

  • In-line flowmeters for air and water and direct Reading in litres/min, Std litres/min, USGPM and SCFM
  • Scales for Air and Water
  • Fluid is Always in View
  • Mount in Any Position
  • Easy to Clean and Maintain
  • Accuracy ±5% Full Scale
Variable Area Flowmeters & Switches - View related products


Click on this link if you need more information about Variable Area Flow Meter.

The In-line flowmeters for water and air of the FL-500 Series feature rugged construction, easy installation and direct reading flow rates for water and air at atmospheric and 6.2 bar (90 psi) pressures. For added versatility, the FL-500 Series Flowmeters can be ordered with Electric Proximity Switches (order separately, see LINK to FL500-R) to signal specific flow rates. Settings are easily adjustable with a screwdriver.


Accuracy: ±5% Full Scale
   Flow tube and float: PVC (polysulfone optional)
   Internal Wetted Parts: 316 SS
   End fittings; Brass (Optional SS) Female BSPT or NPT
   Seals: FKM
Liquid Service: 13.8 bar (200 psig) @ 21°C
Gas Service: 6.9 bar (100 psig) @ 21°C
Maximum Temperature: 65°C @ 1.7 bar (25 psig)
Pressure Drop: 275 mbar (4 psig) Full Scale
Dimensions: 178 mm long; 51 diameter models FL-505 to FL-515; 76 mm diameter FL-530 to FL-550

Place Order(Specify Model Number)
Part Number/ Desc.
PVC Body/Float Flow meters with female BSPT threads
PVC Body/Float Flow meters with female NPT threads
Polysulfone Body/Float Flowmeters
Alarm switch modules (see related products link below for details)
All amounts shown in EUR, GBP, or USD
Ordering Example: (1) FL-515-BSPT In line flow meter for 6 to 55 litres/min water; 425 to 3820 SLPM air, 1 BSPT female threads, £199.76
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