Operating temperature: Min. 0 ° C – Max. 120 ° CTemp. Tolerance min. ± 6 ° C, temp. max. ± 4 ° CDifferential: 6 ± 2 ° CThermal gradient 1 ° C / minControl head temperature limit T 85Max tolerance temperature of the sensitive element T 120Type of action 1BInsulation class IOvervoltage category IIRated impulse voltage 4 kVUse heat-resistant cables min. T 140Device earthing with screw terminalsPollution degree 2Compliance with CE standard 0497 (PED)Electric featuresSPDT contacts: C/NO/NC. Contact Rating 16(4)A 250Vca.