Hach HQ40d Dual Input pH/ISE/Conductivity/DO Meter HQ40D53000000

- Rugged waterproof HQd dual-input portable meters offer an intuitive user interface with guided calibration and measurement routines, plus many customization options
- Backlit display shows measurement, temperature, calibration status, date, time and much more.
- Exceptional datalogging automatically or manually logs up to 500 measurements with probe serial numbers, current calibration data, user ID, sample ID, time and date
- USB port to download all stored data to a PC or flash drive
- HQd meters use precalibrated Hach IntelliCAL smart probes that store their own testing parameters, calibration history and settings; automatically recognizes each probe, so you can move them between meters without recalibrating, minimizing errors and setup time (order IntelliCAL probes separately)