Method and apparatus for humidity control within a housing

摘要

An apparatus includes a housing having a chamber, having a replaceable part (171) which has a moisture adsorption characteristic and which is in communication with the chamber, and having a humidity monitoring section which is responsive to the humidity within the chamber. A method of controlling humidity within a chamber in a housing includes: providing a replaceable part (171) which has a moisture adsorption characteristic and which is in communication with the chamber, and monitoring the humidity within the chamber using a humidity monitoring section which is responsive to the humidity within the chamber.