Operation And Use - AquaMaster Tools E50 Pro Benutzerhandbuch

Operation and use

1. Remove the protective cover.
2. Gently clean the electrode with distilled water and dry it off.
3. Press the On/off button to start the meter.
4. Insert the meter upright into the solution up to the edge and stir
gently. Wait a few seconds for the correct value to appear on the
display.
5. Press the C/F button to switch between Celsius and Fahrenheit.
6. Rinse the electrode with water after use and press the On/off
button to turn off the meter.
Calibrating the EC meter
1. Press the On/off button to start the meter.
2. Gently clean the electrode with distilled water and dry it off.
3. Insert the meter in an upright position in calibration solution
(μS/cm 1413) EC 1.41 (make sure this is 25°C) and stir gently.
4. Wait until the value on the display is stable.
5. Press and hold the CAL button for 5 seconds. Then release the
button. The value EC 1.4 will now blink on the display. As soon as the
meter switches back to the standard mode, calibration is complete.
6. Rinse the meter with clean water.
When is calibration required?
• If the electrode has been replaced.
• If the meter was last calibrated over a month ago.
• If the meter is used on a regular basis.
• If high precision is needed.
EN 9