The Proline Promag L 800 is a cost-effective, battery-powered electromagnetic flow measuring system designed for water applications, facilitating bidirectional measurement for liquids with a conductivity of ≥50 μs/cm. This device boasts features such as a long-lasting battery, integrated data logging, wireless communication via GSM/GPRS, and various lining materials with international drinking water approvals. It is engineered for simple installation and commissioning, with minimal impact from pressure, temperature, or flow profile on measurement accuracy.