Continuous monitoring system
Continuous monitoring system (CMS) means the total equipment, required under the emission monitoring sections in applicable subparts, used to sample and condition (if applicable), to analyze, and to provide a permanent record of emissions or process parameters. A particulate matter continuous parameter monitoring system (PM CPMS) is a type of CMS.
40 CFR § 60.2875
Terms used but not defined in this subpart are defined in the Clean Air Act and subparts A and B of this part.