Measurement procedures – Sper Scientific 800047 Oxygen Pen User Manual

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MEASUREMENT PROCEDURES

2. Press HOLD again to release the

hold function.

Record Data

The data record functions holds one
maximum and one minimum reading in
memory. To record:

1. Press REC to start recording. “REC”

will appear on the LCD.

2. With “REC” on the display, press

REC

. “REC MAX” and the maximum

value will appear on the LCD.

Note…
To delete the maximum value, press
HOLD

. The display will show “REC” on-

ly and the meter will resume exe-
cuting the memory function.