We were using our BME280 board in our cooling chambers, where the conditions are 100% humidity and 0 degrees Celsius. We control the chamber's air conditions using various devices and chose the BME280 to measure the temperature, humidity, and pressure of the chamber. Additionally, we occasionally heat the chamber from 0 degrees to 20 degrees Celsius. After some usage, we encountered a temperature measurement error: it constantly measures -40 degrees Celsius. What might be the problem? According to the information on your page, this device should be able to operate under 100% humidity. What could be the issue?
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