The BCM-MS capacitively measures the relative humidity in the medium to ensure reliable information about the saturation level of the oil.

The BPM-100 visually detects particles and uses the principle of light obscuration to properly sort the particles in the respective fluid. Meaning a laser inside the measuring cell rates the particles based on size and quantity. It has the classifications according to common purity classes and features a large range of output signals sent by the switching output.