... over contact,high switching capacity Easy using clip fixing MFR 012 Mechanical Hygrostat 1.Features:Adjustable relative humidityChange-over contactHigh ... switching capacityEasy usingClip fixingThe electromechanical hygrostat MRF 012 is designed to control enclosure heaters so that the dew ... to 95% RH3.Dimensions: 4.Example of connection: MFR 012 Mechanical Hygrostat