Sper Scientific 800021 RH/Temp SD Card Logger User Manual

Page 24

Text mode
Original mode

- 24 -

3. Press REC. The minimum value

and “REC MIN” will appear on the
LCD.

4. To delete the maximum or

minimum value, press HOLD.
“REC” appears on the LCD and
the meter will begin recording the
maximum and minimum values
again.

5. To exit the min/max function,

press and hold REC for 2 seconds
or longer. The meter will return to
Normal Mode.

Note

The meter cannot be turned off from
the memory record function. Exit the
function, then press and hold
POWER to turn the meter off.

Backlight

1. The backlight turns on

automatically when the meter is
turned on.

MEASUREMENT

PROCEDURES