The E-SET PROFESSIONAL Test Access Kit with GM-M592A,GM-M592B is a comprehensive testing tool manufactured by Gossen Metrawatt. It features an easy-to-use LCD display, user-friendly control functions and advanced auto-test functions for quick, reliable testing. With various standard and additional accessories, this kit can perform special measurements for multiple electrical devices and installations. This includes measuring insulation resistance, polarization index, dielectric dissipation factor, capacitance, true power factor, HV and LV-set points, residual current and other parameters. The onboard data memory allows for storing, transferring and printing of test results, making automated tests and measurements significantly faster and more accurate. It also offers two input channels for measuring galvanic insulation, DC resistance, AC and DC voltage and current, and thermoelectrical mode for RTD probes and thermocouples. The kit also enables an automatic frequency-measurement operation, an easily troubleshoot electrical systems and circuits. With the help of an interface cable, the E-SET PROFESSIONAL kit can be connected to your PC for further data analyzing, report generating and software management.