DatasheetSITRANS FS290 is a portable ultrasonic flowmeter system for monitoring volumetric flow in pipes. It contains the SITRANS FST090 battery-operated transmitter and SITRANS FSS220 clamp-on sensors. Install the sensors quickly and easily on the outside of a pipe – without any process interruptions or plant downtime
Technical specifications
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Measuring path
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Single path – versions
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Communication
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Modbus RTU, compatible with SIMATIC PDM
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Enclosure rating
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IP67 (NEMA 4X) with closed lid
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Display
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240 x 160, fully graphical |
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Power
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Power supply or battery operation
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Inputs
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2x digital inputs for totalizer start/stop and reset
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Outputs
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1x 4 -20 mA, 1x relay, 1x pulse/frequency
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Accuracy
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1% for velocities ≥ 0.3 m/s (1 ft/s)
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Flow range
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±12 m/s (±40 ft/s), bidirectional
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Pipe size range
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10 mm bis > 6 m (0.5″ bis 240 “)
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Approvals
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UL, ULc, CE
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Wall thickness
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0.5 – 35mm (0.02″ to 1.4″)
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Temperature
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40 °C to +120 °C (high temperature up to 230 °C)
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