Variable area (VA) flowmeters provide a cost effective solution for measuring moderate to very low flow rates in a wide variety of liquids and gases.

FTI offer a wide range of Variable Area Flowmeters – a selection of which are detailed below.

 

 

FTI 630 Series Variable Area Flowmeter

Product Features

FTI630_Variable_Area_Flow Highly versatile, broad specification, small flowmeter with, or without, integral flow control valve, stainless steel connections, etc.

Widely specified general use flowmeter.

Alarm version available.

Flow rates available down to 20cc/min Air @ 1013 mbar abs 20°C

Specifications

  • Smallest in the range (56mm tube)
  • 20cc up to 25 ltr/Min
  • Brass or Stainless Steel connections
  • Stainless Steel chassis
  • 1/8” NPT standard (1/8” BSPP also available)
  • Rear facing inlet / outlet (no straight through option)
  • Alarm version available
  • Rear of panel mounting kit available
  • Easy tube removal

FTI 1000 Series Variable Area Flowmeter

Product Features

FTI 1000 Series Variable Area Flowmeter Highly versatile, broad specification, small flowmeter with, or without, integral flow control valve, stainless steel connections, etc. Widely specified general use flowmeter. Alarm version available. Flow rates available down to 20cc/min Air @ 1013 mbar abs 20°C

Specifications

  • 93 mm tube
  • Brass or Stainless Steel connections
  • Stainless Steel chassis
  • 1/8” NPT standard (1/8” BSPP also available)
  • Rear facing only for valve version
  • Alarm version available
  • Rear of panel mounting kit available
  • Easy tube removal

 

FTI 1200 Series Variable Area Flowmeter

Product Features

FTI 1200 Series Variable Area Flowmeter Widely used standard flowmeter supplied in three lengths, ideal for many industrial, process control, calibration and analytical applications.

Specifications

  • Three Lengths available:
    • Compact 93mm tube
    • Standard 138mm tube
    • Long 295mm tube
  • Brass, stainless or aluminium connections
  • ¼” BSPP standard
  • Rear facing or straight through (in-line)
  • Alarm version available (non- adjustable)
  • Rear of panel mounting kit available
  • Easy tube removal
  • Mounting base available
  • High pressure plastic tubes available (for >20bar)
  • Special design to house a standard anaesthetic flow tube (veterinary use)

 

FTI 1700 Series Variable Area Flowmeter

Product Features

FTI 1700 Series Variable Area Flowmeter A robust in-line mounted meter with a wide variety of flow ranges. FTI provide specifications for corrosion resistant applications.

Specifications

  • Robust straight through design
  • Brass, stainless steel or PVC connectors
  • ¼” BSPP, 3/8” BSPP or ½” BSPP standard
  • Rear of panel mounting kit available
  • Uses 1200 Flowmeter series tubes
    • Compact 93mm tube
    • Standard 138mm tube
    • Long 295mm tube Compact 93mm tube
  • Easy tube removal

 

FTI 1750 Series Variable Area Flowmeter

Product Features

FTI 1750 Series Variable Area Flowmeter Robust and widely used flowmeter which handles flows up to 125 L/min H2O and 1750 L/min Air @ 1013 mbar abs 20°C and can be fitted with an economical latching alarm device. They can be supplied with stainless steel or PVC connections.

Specifications

  • Robust straight through design
  • PVC or stainless steel connections
  • ½” BSPP, ¾” BSPP or 1” BSPP standard
  • Guided float system (on a stainless steel rod)
  • mm scale on flow tube and scale plate
  • Latching alarm available (adjustable)
  • 180mm tube length
  • High pressure and high temperature version available
  • Rear of panel mounting kit available
  • Easy tube removal

 

FTI 3000 Series Variable Area Flowmeter

Product Features

FTI 3000 Series Variable Area FlowmeterThis instrument offers a wide range of flows, both liquid and gas. For low flows these utilise “free floats”. Standard flows as low as 250cc/min Air and up to 125L/min H2O available.

Specifications

  • Similar to 1750 Series but longer options giving better scale resolution
    • 295mm tube
    • 330mm tube
  • Ideal as a master flowmeter
  • ½” BSPP, ¾” BSPP or 1” BSPP standard
  • Rear of panel mounting kit available
  • Easy tube removal

 

Panel_Mounting_KitsPanel Mounting Kits

A full range of rear of panel mounting kits is available. 

These are supplied complete with bezel and all mounting accessories.

 

Dual_Tube_Variable_FlowDual Tube Variable Area Flowmeters

FTI offer a series of dual tube flowmeter assemblies covering a wide range of gases and liquids. Employed where space is of a premium, or a really neat “double tube” application is required.

 

FTI7200_Clearview_FlowmeterFTI 7200 Series Clearview Flowmeter

Designed to offer an economical solution for liquid flow measurements up to 1M3/min (1000 L/min, 60M3/hr). 

Available in five sizes with a useful range of standard flows and are generally available ex-stock.  

 

FTI630A_1000A_FlowmetersFTI 630A & 1000A Series Flowmeters with Alarms

Can be supplied as flow failure, or with factory set points for high and low flow.

 

FTI1200A_Flowmeter_AlarmFTI 1200A Series Flowmeter with Alarm

Can be supplied with Pepperl + Fuchs ring sensor, or an arrangement with a flow failure, or with factory set points for high and low flow. 

Can be used in EEx ia IIC T4 applications with a suitable barrier.