The Master-5 is a main controller, to which simple 0-10V modules (e.g. triac or frequency controller) can be connected. The Master-5 enables through a 0-10V signal, continuous variable climate control, based on temperature. It offers the possibility to control a heater and an alarm. Minimum and maximum ventilation level is adjustable. The Master-5 is equipped with an auto cooling down correction, 2 programmable 0-10V output signals. One of the options is to connect several modules, to control and drive fans, transformers, winch motors and valves. Smooth fan operation Low initial investment Easy to install Easy to operate Applicable for both new and existing ventilation systems 2 Independently programmable 0-10V output signals for e.g. air inlets or external controllers Auto cooling down correction (bandwidth compensation) Heater relay contact Alarm relay contact Status read-out Temperature sensor included “Empty room” function