Sper Scientific 850022 Anemometer RH Barometer Pen - Manual (Page 8)

Humidity Measurement
1. Turn on the meter by pressing the Power button.
2. Set the mode to display:
Humidity / Temperature: Upper display shows hu-
midity value and the lower display shows tempera-
ture.
Barometer / Humidity: Upper display shows atmos-
phere value and the lower display shows Humidity.
Dew Point Measurement
1. Turn on the meter by pressing the Power button.
2. Set the mode to display:
Humidity / Dew point: Upper display shows humid-
ity value and the lower display shows dew point
value.
MEASURING PROCEDURE
8
Data Hold
1. To hold the current reading on the LCD, press the Hold
button. The LCD will show the HOLD symbol.
2. Press the Hold button again to resume active measure-
ment..
Data Record (Maximum & Minimum Reading)
1. The data record function records the maximum and
minimum readings. Press the REC button to start the
Data Record function - REC shows on the display.
2. Press the REC button and the REC MAX symbol, along
with the maximum value will appear on the LCD display.
3. Press the REC button again and the REC MIN symbol,
along with the minimum value will appear on the LCD
display.
4. To exit the memory record function, press the REC
button for a minimum of 2 seconds. The display will re-
vert back to the current reading, not showing REC.
MEASURING PROCEDURE
9