SpecificationsRatingsItem SpecificationPower supply voltage 11 to 25 VDC (supplied via the communications connector)Current consumption DRT2-AD04: 90 mA max. (24 VDC)DRT2-DA02: 120 mA max. (24 VDC)Dielectric strengthAmbient operating temperature –10 to 55 °CAmbient operating humidity 25% to 85% (with no condensation)Weight DRT2-AD04: 170 g max.DRT2-DA02: 150 g max.