The Flexim FLUXUS G831 gas flow meter is a high-performing ultrasonic clamp-on meter specifically designed for measurement of dynamic flows in the process industry. This sophisticated, versatile, and accurate gas flow meter has everything you need - faster processing capabilities, advanced diagnostics, bidirectional communication protocols, digital outputs and process inputs. The G831 offers ease of installation, retrofittable design, accuracy, and outstanding performance. ATEX, IECEx Zone 1 and FM Class I, Div. 1 approved, including explosion proof housing, compact design, and the corrosion resistant transducers, the system’s mechanical stability and permanent contact with the pipe surface is assured.
Fluid Type: All gases
Accuracy: Measurement uncertainty of the measuring system (volumetric flow rate): ±0.3 % of reading ±0,005 m/s (±0.02 ft/s)Measurement uncertainty at the measuring point (volumetric flow rate): ± 1…2 % of reading ±0,005 m/s (±0.02 ft/s)
Repeatability: 0.15 % of reading ±0,005 m/s (±0.02 ft/s)
Flow channels: up to 2
Range: Flow Velocity Range: 0,01 to 35 m/s (0.03 to 115 ft/s), depending on pipe diameter
Certifications/Approvals: FM Class I/Div. 1FM Class 1/Div. 2ATEX/IECEx Zone 1INMETRONEPSIPESOKOSHA
Power supply: 100-230VAC20-32VDC
Pipe size: 7 to 1600 mm (0.28 to 63 inch)
Pressure range: 1barg (15 psig) to unlimited
Temperature range (media): -40 to +240°C (-40 to +464°F) / WI: -200 to +630°C (-328 to +1166°F)
Output: 4-20mA active/passive (optional Ex-ia)4-20mA HART active/passive (optional Ex-ia)pulse/frequency/binary
Input: Temperature (optional Ex-ia)4..20mA (optional Ex-ia active)
Communication Protocol: Modbus RTUBACnet MSTPProfibus PA (optional Ex-ia)Foundation Fieldbus (optional Ex-ia)
System configuration and installation: For more detailed Information please download the Technical Specifications
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