Sper-scientific 850037 Large Display Conductivity Pen Manuel d'utilisateur télécharger pdf (Page 12)

To manually select the measurement range:

1. Press SET to turn the pen on.

2. Press ▲ for more than 2 seconds to

select range 1. Press ▲ for more than

2 seconds to select range 2.

CALIBRATION

Selecting the Calibration

Standard Solution

For best results, select a NaCl standard

near the sample value that you are

measuring. Alternatively, use a calibration

solution value that is approximately ⅔ of

the full scale of the measurement range

that you plan to utilize.

Do NOT reuse the calibration solution.

Contaminants in the solution will affect the

calibration and the accuracy. Use fresh

solution each time.

The previous calibration data will be

replaced after re-calibrating. However,

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Sper-scientific 850037 Large Display Conductivity Pen Manuel d'utilisateur Page 12