APPARATUS FOR INCREASING THE ATMOSPHERIC HUMIDITY OF AN OUTDOOR WEATHERING FACILITY

摘要

An apparatus for increasing the atmospheric humidity of an outdoor weathering facility for test samples in a test area (1), with a graduating unit (2) for controlling the level of the atmospheric humidity in the test area (1) by discharging an evaporated amount of fluid and with a device (4) for measuring the level of the atmospheric humidity over time during a test period.