Regulating and Monitoring. Prerequisite for a clean operation of your components is the right climate in your enclosure. The right climate can be attained by a temperature and moisture control system which is put in place. Thermostats and Hygrostats are used for the control of heaters, filter fans, heat exchangers and air conditioning equipment. They activate when set temperature or humidity values are exceeded or have fallen below. Additionally ventilators can be monitored to ensure the smooth function, eg. Of filter fans. The airflow monitor detects and signalises fan malfunctions or blockages.