... 5. Various dimensions selectable YUDIAN AI-500 intelligent digital temperature indicator Suitable for measuring and displaying temperature, pressure, flow, level ... 0~5V,1~5V,0~100mv,0~20mv, 0~60mVLinear Current: 0~20mA, 4~20mALinear resistor: 0~80ohm, 0~ ... )Relay output (NO+NC): 250VAC/2A or 30VDC/1ALinear current : can transmitter process valueGeneral specificationsVoltage: support AC85-265V, ...