￿Special Features

Note: If the recorded conditions are out of the operating range listed in the specifica- tions, ￿￿￿ or ￿￿￿ appears on the monitor.

DISCONNECTED SIGNALS

If the signal from a sensor was disconnected,

￿￿￿appears on the monitor. If this happens, hold down CHANNEL. The weather station searches for the most current signal. (You do not need to reset the clock.)

If ￿￿￿ appears on the monitor often, try the following methods to correct it:

•Move the monitor or transmitter if there is an obstacle between them.

•Check the backup battery.

•Move the transmitter closer to the sen- sor.

CONNECTING THE

MONITOR TO A PC

Using an optional serial cable (up to 10 feet long) and the supplied software, you can connect the monitor to a PC. You can view any recorded data on the PC.

Note: Your local RadioShack store sells a wide variety of cables.

To connect the monitor to a PC, plug one end of a serial PC cable into the RS-232jack on the back of the monitor, then plug the other end into the appropriate port on your PC.

Notes:

•The monitor sends data through its RS- 232 jack (once it receives the signal) at a rate of 9600 bps.

•For instructions on using the supplied software or viewing data sent from your

monitor, see the software’s separate Owner’s Manual.

SCANNING THE MONITOR’S CHANNELS

The monitor can scan the readings from the

￿￿￿(outdoor) channel and channels 1, 2,

and 3 every 4 seconds. Press OUT , then hold down . To stop scanning, press any key.

WEATHER REFERENCES

Glossary of Weather Terms

air mass — a large body of air that has similar horizontal temperature and moisture characteristics.

air (atmospheric) pressure — the pressure exerted by the weight of air above a given point. Usually expressed in millibars (mb) or inches (in) of mercury (Hg).

altimeter — an instrument that indicates the altitude of an object above a fixed level. Pressure altimeters use an aneroid barometer with a scale graduated in altitude instead of pressure.

anemometer — an instrument that measures wind speed.

atmosphere — the envelope of gases that surrounds a planet and are held to it by the planet’s gravitational attraction.

autumnal equinox — the equinox at which the sun approaches the Southern hemisphere and passes directly over the equator. Occurs around September 23.

backing wind — a wind that signifies cooling and changes direction in a counterclock-

Special Features

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