Mars™ Soiling Sensor provides maintenance-free all-optical measurement of PV soiling loss, using no water or moving parts and without any local calibration required.

Easy. Install, configure, go.

Use the link at the bottom of the page to download a datasheet for Mars model 810230-20, document 880059-20.

Note: the datasheet on this page is for the latest Mars version as of August 2023. For information on earlier versions, see Documentation for obsolete Mars models.