Paddle wheel flow meters are available as inline devices, with a display head or as insertion sensors for large pipes.
The inline devices for DN10 … DN32 measure up to 250 L/min, with up to four switch points or a colour display. The stainless steel version goes up to DN300 and 1800 m³/h, the insertion sensor fits DN25 … DN600. Outputs: 4 … 20 mA, pulse, IO-Link and RS485.