Controller for ramps VIA-DU-20 with sensors 599514-000

VIA-DU-20 A regulator with a humidity and temperature sensor and an ambient temperature sensor.
The electronic controller ensures that the heating of the driveway, sidewalk and stairs will be turned on only when the temperature drops below a certain threshold value and increased humidity is maintained above the above-mentioned surface. In this way, the controller saves energy consumption.
Supply voltage: 230 V
Mounting on a DIN rail
Sensor cable length: 15 m
Protection against freezing drizzle.
Optional BMS connector
Alarm relay contacts.