pointing down indicates that the air pressure is decreasing and the weather is expected to become worse or remain poor. No arrow means the pressure is stable and the weather should remain relatively the same
D. ADDING ADDITIONAL REMOTE TEMP/HUMIDITY SENSORS (OPTIONAL)
The WS-7213U is able to receive signals from 3 different remote temperature, temperature/humidity sensors. Following are some brief instructions for the basic set-up of remote sensor units with the WS-7213U. These extra sensors can be purchased through the same dealer as this unit, or by contacting La Crosse Technology directly. A TX6 will monitor temperature only, a TX3U will monitor temperature and display the temperature on its LCD, the TX3UP will
17