Attributes . Power: 24 VAC 50/60 Hz, 20 to 30 VAC 50/60 Hz. Input: Temperature 20K ohms, Humidity 0-10 Vdc, Outdoor 3000 PTC, Discharge Air 20K ohms, Occupancy Sensor - dry contact switching 30 Vdc at 1 mA. All Relay output (at 30 VAC): Running 1.5 amps maximum, Inrush 7.5 amps maximum. System Current Draw (without load): 5 VA maximum at 30 VAC, 50/60 Hz. . Names