The utility model provides an air condensing units debris precision measurement warning clearing device, includes wind speed detection device, zigbee module, central control unit, cleaning device and alarm device, wind speed detection device and zigbee module link to each other, the zigbee module signal input part that passes through zigbee wireless network and central control unit link to each other, central control unit's signal output part links to each other with alarm device, central control unit's control end links to each other with cleaning device. Wind speed detection device sets up in the inboard of air condensing units condenser, including a plurality of anemoscopes that are the matrix arrangement, cleaning device set up in the outside of air condensing units condenser, walk the motor that the arm brush was walked to arm brush and the reciprocating type machinery of control spiral including the reciprocating type machinery of spiral. The utility model discloses the principle is simple, and the powerful that nevertheless realizes has improved the operational effect of air conditioner, increase of service life, the operation of guarantee computer lab safety and stability.