Sper Scientific 850046K AquaShock DO Kit - Manual (Page 24)

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Scale Selection
1. Press RANGE to switch between the % of Saturation and
Milligrams per Liter (mg/L) scales (see Fig. A and Fig. B).
Backlight
1. With the meter on press POWER again to turn the
backlight on/off.
Fig. A Fig. B
Saving to Memory
1. Press MI to save the current measured value and view the
data point number (see Fig. A).
2. Up to 99 Memories can be saved for both Conductivity and
TDS. If the saved memory exceeds 99, the new data will be
written over saved memories beginning with #1.
Fig. A