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Proline Prosonic Flow G 300 / 9G3B ultrasonic flowmeter

The Proline Prosonic Flow G 300 is a highly robust ultrasonic flowmeter designed for accurate measurement of natural and process gas under fluctuating conditions. Featuring a compact transmitter, it supports user-defined gas mixtures and offers real-time pressure and temperature compensation. With a measuring range of 0.3 to 40 m/s and a maximum pressure rating of 101 bar, it ensures reliable operation even in humid environments. Ideal for chemical and oil & gas industries, it includes Heartbeat Technology for integrated verification and multiple digital communication options.

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Description

Part Number: 9G3B

Measuring Principle:
Ultrasonic Flow

Product Headline:
Highly robust gas specialist for fluctuating process conditions with a compact, easily accessible transmitter. Flexible device with user-definable gas mixtures for demanding measuring tasks. Accurate measurement of natural and process gas in the chemical as well as oil and gas industries.

Sensor Features:

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

Transmitter Features:

  • Full Access: Process and diagnostic information with numerous, freely combinable I/Os.
  • Reduced Complexity: Freely configurable I/O functionality.
  • Integrated Verification: Heartbeat Technology.
  • Housing: Compact dual-compartment design with up to 3 I/Os.
  • Display: Backlit display with touch control and WLAN access. Remote display available.

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

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

Transmitter Housing Material:

  • Coated: AlSi10Mg
  • Similar to 316L: 1.4409 (CF3M)
  • Polycarbonate

Degree of Protection:
Compact Version: IP66/67, type 4X enclosure.
Optional: External WLAN antenna: IP67

Display/Operation:

  • Display: 4-line backlit display with Touch Control (operation from outside)
  • Configuration: Via local display and operating tools possible
  • Remote Display: Available

Outputs:

  • 3 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:
Protocols: HART, Modbus RS485

Power Supply:

  • DC: 24V
  • AC: 100 to 230 V
  • AC/DC Combination: AC 100 to 230 V / DC 24 V (non-hazardous area)

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

Product Safety:
Certifications: 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 on accredited calibration 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:
Certifications: PED, CRN

Material Certificates:
Certificates: 3.1 material, NACE MR0175/MR0103

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