PWF100 series plug-in impeller flow sensor is another smart flow switch. YesA compact flow sensor. Has a small size. Easy to set up and so on. Built-in intelligence circuit. The upper and lower limit alarm values of flow can be set arbitrarily. Real-time traffic conditions can be monitored remotely.All parameters can be set arbitrarily on site, and the impeller measures the medium through the flow through the sensor intelligently Arbitrary programming after circuit processing.