Operation Guide
USING THE LIGHT
Pressing the SNOOZE/LIGHT button (1) turns on the light and illuminates the display for easy reading in the dark.
Important!
•Overuse of the light can shorten battery life.
THERMOMETER FUNCTIONS
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Temperature Measurements
•The temperature display shows “LO” for temperatures below
•Though temperature readings are displayed up to 0°C (32°F) and greater than 41°C (105°F), note that such readings are actually outside the guaranteed temperature range of this clock.
Switching between Celsius and Fahrenheit
•Push the °C/°F button (4) to select either Celsius (°C) or Fahrenheit (°F).
Celsius (°C) | Fahrenheit (°F) |
°C | °F |
High Temperature and Low Temperature Memory
•The clock remembers the high and low temperatures it measured since the last time its temperature memories were cleared. You can recall these values as shown below.
Current temperature and humidity | High temperature and low temperature | |||||||
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•To clear the high temperature and low temperature memory, press the MAX/MIN TEMP. button (7) to display the current high/low values, and then press the CLEAR button (6). Note that the current high/low values are displayed for only about five seconds, and you need to press the CLEAR button (6) during that period.
New data starts to be stored after memory is cleared.
CLEAR button (6)HYGROMETER FUNCTIONS
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Humidity Measurements
•The humidity display shows “LO” for humidity below 10% and “HI” for humidity above 90%.
High Humidity and Low Humidity Memory
•The clock remembers the high and low humidity values it measured since the last time its humidity memories were cleared. You can recall these values as shown below.
Current temperature and humidity |
| High humidity and low humidity | |||||
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•To clear the high humidity and low humidity memory, press the MAX/MIN HUMIDITY button (9) to display the current high/low values, and then press the CLEAR button (6). Note that the current high/low values are displayed for only about five seconds, and you need to press the CLEAR button (6) during that period.
CLEAR button (6)
BATTERY REPLACEMENT
Replace batteries whenever the display of the clock becomes dim and difficult to read.
1.Open the battery compartment cover as shown in the illustration.
2.Remove all of the old batteries.
3.Load a full set of new batteries. Make sure that their positive (+) and negative
4.Press the RESET button (8). Be sure to press the RESET button (8) after replacing batteries.
5.Replace the battery compartment cover.
Battery precautions
•Keep batteries out of the reach of small children. If a battery is accidentally swallowed, contact your physician immediately.
•Be sure to load the batteries with their positive (+) and negative
•Never mix old and new batteries, or batteries of different brands.
•Never charge the batteries that come with the clock.
•Should batteries ever leak while in the clock, wipe out the fluid with a cloth, taking care not to let any get onto your skin.
•Replace the batteries at least once a year, even if the current batteries are working properly.
•The batteries that come with the clock lose some of their power during transport and storage.
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