The digital imaging particle counter is a revolutionary sensor capable of counting a broad spectrum of particles, recognising shapes and eliminating air bubbles from the counts. The sensor has the ability to measure a broad spectrum from 4 to >100μm recognising different shapes of particles which can be grouped into fatigue wear, sliding wear and cutting wear as well as fibres. The product range includes the sensor with and without an LCD display, The PM which includes datalogging and full condition monitoring information on a TFT screen and the PM-ATEX, a Zone 2 rated version of the PM.