Proline Prosonic Flow 91W Ultrasonic flowmeter Device with automatic frequency scan for max. measuring performance and cost-effective transmitter Predecessor: Prosonic Flow Clamp On 90W , DDU18 o Clamp-on flow measurement of process water, salt water, deminerialized water, drinking and wastewater. o Low capital investment – cost-effectiveness increases with pipe diameter (up to DN 4000) o Economical transmitter – designed for easy applications Contact us for more information about this product Full name Email Phone Massage