®Instruction ManualNivuMaster Ultrasonic SensorsPage 18 NivuMaster Ultrasonic Sensors - Rev. 06 as of 29.07.20116.2.2 Sensor DimensionsDimensions in mm (inch)1 Protective cover2 Flood protection sleeve3 Fastening screwsFig. 6-1 P-M3 ultrasonic sensor dimensionsFig. 6-2 P 03 ultrasonic sensor dimensions