Slot for hand strap Display Battery compartment Thank you for selecting the 520 portable conductivity meter. This user manual provides a step-by-step guide to help you operate the meter, please carefully read the following instructions before use. Any use outside of these instructions may invalidate your warranty and cause permanent damage to the meter.
Overview Keypad Function • Switch the meter on or off • Lock or unlock the measurement • Exit the calibration, settings, data logs and return to the measurement mode • Set the temperature • Start calibration • Press and hold the key to enter the setup menu Note, take out the batteries before connecting an external power supply.
Meter Setup If enabled, the meter will automatically switch off if no key is pressed within 30 minutes. The 520 meter contains 10 menu items in setup menu. The following table describes the functions of each menu item. Enable Disable (default)
Temperature Compensation Temperature Compensation The temperature compensation has a large effect on the conductivity Option measurement. If enabled, the meter will use the measured conductivity Menu item and temperature readings to calculate the results and automatically compensate to the selected reference temperature. If the temperature coefficient is set to 0, the temperature compensation will be disabled and the meter only shows the actual conductivity at the measured temperature.
Calibration Selecting a Conductivity Electrode The 520 meter is capable of using the three types of conductivity electrodes. Before the calibration and measurement, ensure that you have selected a suitable electrode according to the anticipated sample conductivity. The following table lists the selectable electrode and its effective measurement ranges.
(Electrode / Page 2). The 520 meter is supplied with a temperature probe for measurement and temperature compensation. If the measured temperature reading differs from that of an accurate thermometer, the probe needs to be calibrated.
Data Management Rinse the conductivity electrode with distilled water. Place the The 520 meter is capable of storing and recalling up to 100 data sets. electrode (and temperature probe) into the sample solution and stir gently. Ensure that no air bubbles on the sensor surface.
Data Management Communication The 520 meter can transfer the data to a computer or import the data to Excel by a DAS software. You are able to download this software from our official website. Before installation, make sure that the Windows 10 operating system has been installed on your computer and you have a USB-B2303 data cable.
Electrode Maintenance Where: = Cell constant Electrode Maintenance = Value of conductivity standard solution = Measured value • Rinse the electrode thoroughly with distilled water after use. meas = Raw cell constant (0.1, 1 or 10) • Do not touch the platinum black coating on the sensor surface and always keep it clean.
10 minutes. Meter Specifications Measurement exceeded the maximum range. Check the electrode and sample. Model Bante 520 If non-linear correction is enabled, make sure that the sample temperature between 0 and 36° C. Conductivity Range 0.01 µ S/cm to 200.0 mS/cm...
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