SH-7033 Auto Digital Hour Meter

Application: SH-7033 Auto Digital Hour Meterdisplayforthis hour meter for construction machinery, construction vehicles, agricultural machinery, generators, air compressors, pumps, traffic, cranes, elevators, light industry, garment machinery, printing machinery, various types of automobile total actual working hours charges and tracking and monitoring of a variety of sophisticated instruments and equipment to provide a scientific basis for assessing the maintenance cycle. 6 digits LCD,5mm high range and resolutionratio99999.9 hour precision ratio ±0.1% operating temperature -10oC---+85oC store temperature-50oC---+90oC mechanical shock SAE J 1378 55g vibration SAE J 1378 20g temperature 95%RH 0.5mA max @ 5V DC 0.9mA max @ 12V DC current 1.0mA maxRMS@ 120V AC 2.0mA max RMS @120V AC DC9V--60V AC15V--75V input voltage DC36V--185V AC75V--270V DC4.5V-15V AC5V--15V 1.V+ 2.V- how to connect3.signal input 4.reset(enable)