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DFM170 1/2" 25-250 L/Hr (water)Plastic Variable Area Meter 170mm LengthSee Options: Alarms / 4-20 mA
DFM170 1/2" 25-250 L/Hr (water)Plastic Variable Area Meter 170mm LengthAccurracy +/- 2.5% full ScaleInstallation: Vertical- flow upwardsMax Temp/Pressure see sheetSee Options: Alarms / 4-20 mA
MaterialsTube Material: Polyamide, PVC, PolysulphonEnd Fittings: Rigid PVC socket connections for adhesive pipe coupling. BSP threads available.Special stainless steel inserts available.Cast iron end caps for higher temperatureFloat: 6 different overall lengths from 165-350mmFloat Stops: PVDF0-Rings: Standard EPDM, Special Viton, etc.
Installation and use:PipeworkUsually supplied with with BSP or socket connections for imperial pipework. Metric socket fittings available at no extra cost.InstallationVertical - flow upwards. For best results ensure pipework vertical to within 2/3°.ValvesFor liquids may be installed upstream or downstream. For gases install valves downstream only.Optional accessoriesUp to three bi-stable or mono-stable switches, comprising volt free contacts to handle 240V 5 amp max current. A 4-20mA transmitter is also available. The unit is ATEX EExi Certified as standard.