Proline Prosonic Flow G 300 Ultrasonic Flowmeter
Brand: Endress+HauserProline Prosonic Flow G 300 Ultrasonic Flowmeter
Brand: Endress+Hauser

For a wide range of gas applications Prosonic Flow G provides reliable flow measurement, even with wet gas and changing gas properties and compositions. A pressure-rated sensor housing with rupture disc limits safety risks. The compact transmitter offers high flexibility in terms of operation and system integration: access from one side, remote display and improved connectivity options. Heartbeat Technology enables compliance and process safety at all times.
- The measuring principle is unaffected by gas composition
- Accurate measurement of natural and process gas in the chemical as well as oil and gas industries
Device properties:
- Direct measurement: flow, pressure & temperature
- Wetted parts: titanium / 316L
- Maximum measuring accuracy: 0.5 %
- Compact dual-compartment housing with up to 3 I/Os
- Backlit display with touch control and WLAN access
- Remote display available
- Flexible device with user-definable gas mixtures for demanding measuring tasks
- Maximum reliability even with humid or wet gas – sensor design insensitive to condensate
- High-performance process control – real-time pressure- and temperature-compensated values
- Efficient solution – multivariable, no pressure loss
- Full access to process and diagnostic information – numerous, freely combinable I/Os
- Reduced complexity and variety – freely configurable I/O functionality
- Integrated verification – Heartbeat Technology
Specifications
Brand
Measuring Principle
- Ultrasonic flow
Product Headline
- Highly robust gas specialist for fluctuating process conditions with 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 even with humid or wet gas – sensor design insensitive to condensate. High-performance process control – real-time pressure- and temperature-compensated values. Efficient solution – multivariable, no pressure loss
- Direct measurement: flow, pressure & 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 and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology
- Compact dual-compartment housing with up to 3 I/Os. 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), Titan 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)
- Volume flow (standard): ±2 % 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 (9.84 to 131.23 ft/s)
- Volume flow (optional calibration): ±1.0 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
- Corrected volume flow (standard): ±1.5 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s)
- Corrected volume flow (standard): ±2.5 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s)
- Corrected volume flow (optional calibration): ±1.0 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s)
- Corrected volume flow (optional calibration): ±1.5 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/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
- -50 to 150 °C (-58 to +302°F)
- -50 to 100 °C (-58 to +212°F) with integrated pressure cell
Ambient Temperature
- -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
- AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L
- Polycarbonate
Degree of Protection
- Compact version: IP66/67, type 4X enclosure
- Optional: External WLAN antenna: IP67
Display/Operation
- 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
- HART, Modbus RS485
Power Supply
- 24V DC
- 100 to 230 V AC
- AC 100 to 230 V / DC 24 V (non harzardous 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 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
- PED, CRN
Material Certificates
- 3.1 material
- NACE MR0175/MR0103