FAQs Filter by Free word/Model name Search View All Filter by Product MULTIMETER CLAMP METER INSULATION TESTER EARTH TESTER POWER METER LOGGER MULTIMETER All ANALOG MULTIMETER DIGITAL MULTIMETER DIGITAL MULTIMETER WITH AC/DC CLAMP SENSOR CLAMP METER All AC CLAMP METER AC/DC CLAMP METER LEAKAGE CLAMP METER FORK CURRENT TESTER DC MILLIAMP CLAMP METER DC MILLIAMP CLAMP LOGGER INSULATION TESTER All ANALOG INSULATION TESTER ANALOG INSULATION / CONTINUITY TESTER DIGITAL INSULATION / CONTINUITY TESTER HIGH VOLTAGE INSULATION TESTER EARTH TESTER All EARTH TESTER SIMPLIFIED EARTH TESTER EARTH CLAMP TESTER EARTH RESISTANCE & RESISTIVITY TESTER POWER METER All POWER METER LOGGER All CURRENT & VOLTAGE LOGGER CURRENT LOGGER LEAK LOGGER Inaccurate readings When installing the USB driver with the hardware WindowsXP, the following remark appears. "The software you are installing for this hardware: KEW LEAK LOGGER 5000/5001 has not passed Windows Logo testing to verify its compatibility with Windows XP." When trying to transmit the data, the following message appears. "Remove and insert the USB cable once." When other USB device is connected, the PC goes to install the KEW LOGGER driver. How to delete entirely the KEW LOGGER USB driver? When the leak logger is connected to the PC using the USB cable, the leak logger connected is not detected in the logger list. The readings fluctuate. Battery symbol is blinked in the LCD. Nothing is displayed in the LCD. Unable to measure. ("Err" is displayed.) Unable to measure. ("nc" is displayed.) If you cannot find the answer on the FAQ pages, please contact us from here.