The Air Monitor Power CAMS™ – Combustion Airflow Management System is designed to fulfill the need for a reliable and accurate means of flow measurement in combustion airflow applications. Combined into a single engineered package are the CAMMTM – Combustion Airflow Management Module containing the microprocessor based instrumentation to measure the airflow and manage the purge cycle, and AUTO-purge to protect against any degradation in performance of the duct mounted measurement device(s) due to the presence of airborne particulate.