GOYOJO WA-160A Water Activity Meter Instruction Manual

Water Activity Meter WA-160A Calibration

WA-160A Water Activity Meter

1. Press the Power Key to turn on the meter.

2. Put the meter on the standard cell, the reading 0.36 is displayed.

3. The standard cell is 0.33, the reading is 0.03 higher.

4. Press and hold the Power Key for about 6 seconds, until the ‘Cor’ is displayed.
   Release the key.

5. Used a tip, for example toothpick to lightly poke the left hole of the back 3 times, the correction value is defined as -0.03. (If the reading is lower, lightly poke the right hole.)

6. Press the Power Key again, the measured reading becomes 0.33. The calibration is complete.

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