Sensor Power 30mA (max)@12-30VDC. Insulation Class 600VAC rms (UL) 300VAC RMS (CE). Frequency 50/60Hz .Temperature Range -15° to 60°C (5° to 140°F). Humidity Range 10-90% RH non-condensing. Accuracy ±2%FS from 10% - 100% of selected range but not less than ±0.4A. Response Time 2 sec.Terminal Block Maximum Wire Size 14 AWG. Terminal Block Torque (nominal) 4 in-lbs (0.45 N-m). Agency Approvals UL 508 open device listing CE: EN61010-1:2001-2 CAT III deg. 2 basic insulation. For applications requiring double or reinforced insulation please contact the factory.