Four in one functions: AC withstand voltage 5000V/100mA(or 40mA), DC withstand voltage 6000V/10mA, insulation resistance 2500V/9999M, grounding bond resistance 64A/600m(or 32A/600m). Fast test: The setting time of four functions is 5s, the fast testing time of four functions is about 5.6s. Safety test accuracy is 2%, 9 grades arc detection. Automatic test: Analyzer has automatic interface and information interface, supports combined operation with peripheral equipment including barcode scanner, server, automatic test device etc., realize automatic test of safety detection. Intelligent management: analyzer has intelligent programmable control functions including barcode recognition, test programming match, test conditions control etc., information management functions including test data storage (local U disk), server data exchange (network port or RS232 port), data analysis (ESRS software), can meet the requirements of MES management of modern production line. Open expansion: Analyzer has rich expansion functions including IN-PAD, ESRS test control software, barcode scanner and other optional components.