Digital flow meter EL-FLOW® SELECT
thermal massfor gasin-line

digital flow meter
digital flow meter
digital flow meter
digital flow meter
digital flow meter
digital flow meter
digital flow meter
digital flow meter
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thermal mass
for gas
stainless steel
4-20 mA, analog output, digital output, RS-232
Supply voltage
24VDC, 15VDC
Protection level
industrial, for high flow rates, laboratory, high-pressure
Other characteristics
compact, digital, high-accuracy, programmable, with mass flow controller
Volumetric flow rate

Max.: 1,670 l/min (441.2 us gal/min)

Min.: 0.1 l/min (0 us gal/min)

Process temperature

Max.: 70 °C (158 °F)

Min.: -10 °C (14 °F)

Process pressure

64 bar, 100 bar, 200 bar, 400 bar (928.24 psi)


0.1 %, 0.2 %, 0.5 %, 0.8 %, 2 %


0.2 %


Proven Performance in Mass Flow Measurement & Control EL-FLOW® Select Series Mass Flow Meters/Controllers are thermal mass flow meters of modular construction with a ‘laboratory style’ pc-board housing. Control valves can either be integrally or separately mounted, to measure and control gas flows. •Lowest range 0,014...0,7 mln/min •Highest range 8...1670 ln/min Features •High accuracy (standard 0,5% Rd plus 0,1% FS) •Rangeability in digital mode up to 1:187,5 •Fast response (down to 500 msec), excellent repeatability •Optional Multi-Gas / Multi-Range functionality: freely programmable ranges and gas types •Pressure ratings 64 up to 400 bar (Multi-Gas / Multi-Range functionality up to 10 bar) •Analog I/O-signals, RS232-connection; optional on-board fieldbus interface •Electro-chemical polishing of all surfaces •Compact, modular construction •Metal sealed and/or down-ported versions available Applications •Analytical/environmental equipment •Gas flow monitoring in food, chemical and petrochemical industries •Gas consumption measurement in gas distribution systems for internal accounting purposes •Detection of gas leakage through objects •Semiconductor manufacturing •Surface treatment installations


*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.