Flexim FLUXUS G831 Ultrasonic Gas Flow Meter for Hazardous Areas
Release time:2025-10-14 10:50:07 publisher:小编 Page View:
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The Flexim FLUXUS G831 gas flow meter is a high-performing ultrasonic clamp-on meter specifically designed for the 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, bi-directional 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 Division 1 approved, including explosion proof housing, compact design, and corrosion resistant transducers, the system' s mechanical stability and permanent contact with the pipe surface is assured.
- 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)
- 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. 1
FM Class 1/Div. 2
ATEX/IECEx Zone 1
INMETRO
NEPSI
PESO
KOSHA
- Power supply
- 100-230VAC
20-32VDC
- 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 RTU
BACnet MSTP
Profibus PA (optional Ex-ia)
Foundation Fieldbus (optional Ex-ia)
- System configuration and installation
- For more detailed Information please download the Technical Specifications
Features
- Bi-directional flow measurement of liquids and gases.
- Cost-effective: no pipe work, no process shut down, maintenance-free.
- Zero-point stable and drift-free - carefully matched and temperature compensated transducers (fully ANSI / ASME compliant).
- Retrofittable - no pipe modification required, no process shutdowns.
- Maintenance-free - free of wear and tear and abrasion, not prone to clogging or corrosion, no fugitive emissions.
- High tolerance to entrained solids and gas wetness.
- Independent of pipe size, material, operating pressure, and gas composition.
- Flexible configurable outputs.
- Advanced Meter Verification.