Benning ST 725 Battery and mains-powered appliance tester DIN EN 50678 (VDE 0701), DIN EN 50699 (VDE 0702), DGUV regulation 3. Testing of devices with mains voltage-dependent switching elements/mains units/relays, such as electronically controlled devices/tools, information and communication technology devices and devices that can only be fully tested with mains voltage. Graphic display. Limit value display yes. Limit values preset in accordance with VDE standard. Mobile, mains-independent due to battery operation. Simple, operation via pushbuttons. Fast, test within a few seconds. Complete, protective conductor current in differential and equivalent leakage current method. Measurements: Insulation resistance measuring range 0.1 MOhm - 20 MOhm. Nominal test voltage 250 V. Nominal test voltage 500 V. Adjustable. Protective conductor resistance measuring range 0.05 Ohm - 20 Ohm. Pulse test current 200 mA, necessary for oxidised contacts. Substitute leakage current yes. Residual current yes. Direct measurement yes. Protective conductor current yes. Contact current yes. Protective conductor/touch current 0.25 mA - 20 mA. Mains operation: Protective conductor/touch current via residual current/direct measurement method with automatic mains polarity reversal. Battery operation: Protective conductor/touch current via substitute leakage current method. Power measurement yes. Line test incl. RPE, RISO, continuity/short-circuit test of the phase/neutral conductor, voltage at external earthing contact socket. Connection for external measuring adapter yes. Active testing of 3-phase devices under functional conditions via optional measuring adapter. Further measuring adapters optionally available. Testing of extension cables yes. Device connection and extension cables. Testing of permanently installed and mobile 30 mA FI/RCD/PRCD circuit breakers with measurement of the tripping time. Voltage at external earthing contact socket. Integrated real-time clock for saving the measured values with test date. Special features: Automatic test sequence yes. Automatic test sequence with good/bad display for class I, II (III) devices and line test. Measured value memory yes. USB-A interface version. Measured value memory for 999 test objects, readable via micro USB interface. Download software for test report generation in MS Excel. Printer connection yes. Printer connection USB-A. Direct test report generation via serial interface and optional printer. Battery capacity for 2,500 test specimens. Download of test reports Excel/PDF. Active testing yes. Passive testing yes. Alternative method yes. Differential current method yes. Direct method yes. Voltage measurement yes. Suitable for use by a trained person. Dimensions Length 270 x width 115 x depth 55 mm. Weight 1.1 kg. Scope of delivery includes tester, bag, test lead with tap-off terminal, mains connection lead, IEC lead, 6 x 1.5 V Mignon/AA/LR6 battery, micro USB cable, download software, 16 A fuse (10019440)