5P3B65-C3V1/0 Proline Promag P 300 Electromagnetic Flowmeter Product Overview Power Supply: DC 24 V. The Promag P 300 electromagnetic flowmeter is designed for chemical and process applications with corrosive liquids and highest medium temperatures. Technical Specifications Place of Origin: DE Brand Name: Endress Hauser Certification: Rohs Model Number: 5P3B65-C3V1/0 Nominal Diameter Range: DN 15 to 600 (½" to 24") Wetted Materials: Liner: PFA; PTFE Measured Variables: Volume