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  • Flexim FLUXUS G831 Gas Ultrasonic Flow Meter for Hazardous Areas
Flexim-FLUXUS G831 Gas Ultrasonic Flow Meter for Hazardous Areas

Flexim FLUXUS G831 Gas Ultrasonic Flow Meter for Hazardous Areas

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Product Description

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.

Dane techniczne

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. 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

Charakterystyka

  • 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 shut-downs
  • Maintenance Free - Free of wear & 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

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