Prosonic Flow G 300 – Ultrasonic Gas Flowmeter
The Endress+Hauser Prosonic Flow G 300 uses multipath ultrasonic technology for accurate gas flow measurement without pressure drop. It is suitable for natural gas distribution, biogas and industrial gas applications.
Key Features
- Measuring principle: Multipath ultrasonic (transit time)
- Nominal diameter: DN50 to DN600
- Accuracy: ±0.5% of reading
- No pressure drop
- No moving parts
- Process temperature: −40 to +60 °C
- Process pressure: up to 100 bar
- Communication: HART 7, Modbus RTU, pulse output
- MID/OIML R137 approved
- ATEX, IECEx certified
Applications
Natural gas distribution, custody transfer, biogas, compressed air, industrial gas, fiscal metering.
Technical Specifications
| Parameter | Value |
|---|---|
| Nominal diameter | DN50–DN600 |
| Accuracy | ±0.5% of reading |
| Process temperature | −40 to +60 °C |
| Process pressure | Up to 100 bar |
| Communication | HART 7, Modbus RTU, pulse |
| Approvals | MID, OIML R137, ATEX, IECEx |





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