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Proline Prosonic Flow G 500 / 9G5B Ultrasonic Flowmeter

The Proline Prosonic Flow G 500 is a robust ultrasonic flowmeter designed for precise measurement of natural and process gases in fluctuating conditions. Featuring a user-friendly remote design with up to 4 I/Os, it delivers real-time pressure and temperature-compensated values with maximum accuracy of ±0.5%. Its compact construction, including titanium and 316L wetted parts, ensures reliability even in humid environments. The device supports a wide measuring range (0.3 to 40 m/s) and operates under pressures up to 101 bar. With integrated verification via Heartbeat Technology, this flowmeter is ideal for demanding applications in the chemical, oil, and gas industries.

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Description

Part Number: 9G5B

Measuring Principle:
Ultrasonic Flow

Product Headline:
Highly robust gas specialist for fluctuating process conditions as a remote version with up to 4 I/Os. Flexible device with user-definable gas mixtures for demanding measuring tasks. Accurate measurement of natural and process gas in the chemical, oil, and gas industries.

Sensor Features:

  • Maximum Reliability: Insensitive to condensate; reliable performance even with humid or wet gas.
  • High-Performance Process Control: Real-time pressure- and temperature-compensated values.
  • Efficient Solution: Multivariable with no pressure loss.
  • Direct Measurement: Flow, pressure, and temperature.
  • Wetted Parts: Titanium / 316L.
  • Maximum Measuring Accuracy: ±0.5%.

Transmitter Features:

  • Full Access to Process and Diagnostic Information: Numerous, freely combinable I/Os.
  • Reduced Complexity: Freely configurable I/O functionality.
  • Integrated Verification: Heartbeat Technology.
  • Remote Version: Supports up to 4 I/Os.
  • Display: Backlit display with touch control and WLAN access.
  • Standard Cable: Between sensor and transmitter.

Nominal Diameter Range:
DN 25 to 300 (1″ to 12″)

Wetted Materials:

  • Measuring Tube: 1.4408/1.4409 (CF3M)
  • Transducer: 1.4404 (316, 316L, Titanium Grade 2)

Measured Variables:

  • Volume flow
  • Corrected volume flow
  • Mass flow
  • Flow velocity
  • Speed of sound
  • Pressure
  • Temperature
  • Density
  • Dynamic viscosity
  • Energy flow
  • Wobbe index
  • Methane fraction
  • Calorific value
  • Molar mass

Max. Measurement Error:

  • Volume Flow (Standard):
    • ±1.0% of reading for 3 to 40 m/s (9.84 to 131.23 ft/s)
    • ±2.0% of reading for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
  • Volume Flow (Optional Calibration):
    • ±0.5% of reading for 3 to 40 m/s (9.84 to 131.23 ft/s)
    • ±1.0% of reading for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
  • Corrected Volume Flow (Standard):
    • ±1.5% of reading for 3 to 40 m/s (9.84 to 131.23 ft/s)
    • ±2.5% of reading for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
  • Corrected Volume Flow (Optional Calibration):
    • ±1.0% of reading for 3 to 40 m/s (9.84 to 131.23 ft/s)
    • ±1.5% of reading for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
  • Sound Velocity: ±0.2% of reading.

Measuring Range:
Gas: 0.3 m/s to 40 m/s

Max. Process Pressure:
0.7 to 101 bar a (10.15 to 1464.88 psi a)

Medium Temperature Range:

  • Standard: -50 to 150 °C (-58 to +302 °F)
  • With Integrated Pressure Cell: -50 to 100 °C (-58 to +212 °F)

Ambient Temperature Range:

  • Standard: -40 to 60 °C (-40 to +140 °F)
  • Optional: -50 to 60 °C (-58 to +140 °F)

Sensor Housing Material:

  • Materials: Stainless Steel, 1.4404 (316/316L), 1.4408/1.4409 (CF3M)

Transmitter Housing Material:

  • Materials: AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L; Polycarbonate

Degree of Protection:

  • Sensor Remote Version: IP66/67, Type 4X enclosure
  • Transmitter Remote Version: IP66/67, Type 4X enclosure

Display/Operation:
4-Line Backlit Display with Touch Control (operation from outside). Configuration via local display and operating tools is possible.

Outputs:
4 Outputs:

  • 4-20 mA HART (active/passive)
  • 4-20 mA (active/passive)
  • Pulse/frequency/switch output (active/passive)
  • Double pulse output (active/passive)
  • Relay output

Inputs:

  • Status Input
  • 4-20 mA Input

Digital Communication:
HART, Modbus RS485

Power Supply:
AC 100 to 230 V / DC 24 V (non-hazardous area)

Hazardous Area Approvals:
ATEX, IECEx, cCSAus, JPN, EAC, UK Ex, KC

Product Safety:
CE, C-Tick

Functional Safety:
Functional Safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511.

Metrological Approvals and Certificates:
Calibration: Performed in accredited facilities (acc. to ISO/IEC 17025).
Heartbeat Technology: Complies with the requirements for measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a.

Pressure Approvals and Certificates:
PED, CRN

Material Certificates:
3.1 Material, NACE MR0175/MR0103

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