Hmi volcano is a control panel designed for all types of volcano ec air heaters and volcano ec destrifiers. Equipped with an interface with modbus rtu protocol for easy integration with building automation systems (bms). It is characterized by a very easy and intuitive operation thanks to a comfortable, practical touch screen keyboard and backlit screen. features: modern and compact design high contrast and clear screen advanced calendar for each day in the week bms systems compatibility stepless speed control built-in thermostat auto mode up to 8 air curtains connected with the one controller