DAVIS Weather Monitor II Guía para resolver problemas

W EATHER M ONITOR II ® O WNER ’ S M ANUAL Product # 7440

Assembling the StationPage 6 Weather Monitor II 3. Plug the other end of the power adapter into an appropriate power outlet or, prefera-bly, into a c

Assembling the AnemometerWeather Monitor II Page 7 Avoid lubricating the wind cup shaft and bearings or the wind vane shaft. Nat-ural or synthetic l

Assembling the StationPage 8 Weather Monitor II3. Install the small end of the other drip ring on the WIND CUP END OF THE ANEMOMETER CON

Testing the AnemometerWeather Monitor II Page 93. TESTING THE STATIONBefore doing anything else, test the station in your living room or workshop. If

Installing the StationPage 10 Weather Monitor II4. INSTALLING THE STATIONMake sure you have thoroughly tested the station before installing it. Then,

Installing the AnemometerWeather Monitor II Page 11ANTENNA MAST OR METAL PIPE - OUTSIDE DIAMETER 3/4 TO 1 1/4 INCHES (19 TO 32 MM)1. Make sure that t

Installing the StationPage 12 Weather Monitor II7. Use the allen wrench provided to tighten the set screw on the side of the wind vane. Do not over-ti

Mounting the Junction BoxWeather Monitor II Page 13To Install the External Temperature Sensor1. Disconnect the external temperature sensor cable fro

Installing the StationPage 14 Weather Monitor IIDISPLAYING THE CONSOLEMost people position the console indoors in a location where the keyboard is rea

Displaying the ConsoleWeather Monitor II Page 15To Display the Console on a TabletopTo display the console on a table or desk, attach the base as sh

Product Numbers: 7440 {CS, EZ, W, WS, M, EU, UK}Davis Instruments Part Number: 7395.002Weather Monitor II ® Controlled Online: DI:Weather Manuals:Co

Using the Weather FunctionsPage 16 Weather Monitor II5. USING THE WEATHER FUNCTIONSUSING THE ENTER KEYThe ENTER key is used to enter or change data. Y

Highs and LowsWeather Monitor II Page 174. Release ENTER when the current hour appears.5. Press ENTER again and hold it down to change the tens posit

Using the Weather FunctionsPage 18 Weather Monitor IIHighs and lows are stored in memory along with the time and the date at which they occurred. To s

TemperatureWeather Monitor II Page 19To Change the Time Format1. Press TIME once or twice to select the time.2. Press UNITS. The console switches fr

Using the Weather FunctionsPage 20 Weather Monitor IITo Display Current Temperatures1. To display inside temperature, press TEMP. The inside temperat

Wind Speed and Wind DirectionWeather Monitor II Page 213. Press CLEAR and hold it down. The display will flash several times, and then the old reading

Using the Weather FunctionsPage 22 Weather Monitor IITo Display Current Wind Speed and Wind Direction1. To display wind speed, press WIND. The curren

Wind ChillWeather Monitor II Page 23To Use the High Wind Speed AlarmFor instructions on how to use the high wind speed alarm, see “Alarms” on page 3

Using the Weather FunctionsPage 24 Weather Monitor IITo Clear the Low Wind Chill1. Press WIND CHILL.2. Press RECL.3. Press CLEAR and hold it down. Th

Barometric PressureWeather Monitor II Page 25To Set the Barometric Pressure1. Find the current local barometric pressure. You may be able to get loc

Weather Monitor II Page i T ABLE OF C ONTENTS I NTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 System Com

Using the Weather FunctionsPage 26 Weather Monitor IITo Change the Unit of Measure1. Press BAR.2. Press UNITS until the desired unit of measure (IN,

HumidityWeather Monitor II Page 27The Barometric Trend FunctionThe barometric trend arrow, which appears on the bottom right hand corner of the displ

Using the Weather FunctionsPage 28 Weather Monitor II2. To display outside humidity, press HUM again. The outside humidity reading and the word OUTSID

Dew PointWeather Monitor II Page 29DEW POINTDew point is a measure of the absolute amount of water vapor in the air expressed as a temperature readin

Using the Console FunctionsPage 30 Weather Monitor II6. USING THE CONSOLE FUNCTIONSALARMSThe Weather Monitor II features a set of alarms which can be

AlarmsWeather Monitor II Page 31If more than one alarm is sounding at once, the Weather Monitor II will scan through all of the triggered alarms, dis

Using the Console FunctionsPage 32 Weather Monitor II3. Press ALARM twice to display the low alarm setting.4. Use ENTER to set the alarm to 40˚F (see

Total ClearWeather Monitor II Page 33To Clear an Alarm1. Since the function triggering the alarm is already on the display, simply press ALARM once

Using the Console FunctionsPage 34 Weather Monitor IITo Use Total Clear1. Display any function except highs or lows, alarms, or daily accumulated rai

Display LampWeather Monitor II Page 35To Program a Customized Scan Routine1. Press SCAN.2. Press ENTER. The compass rose and barometric trend arrow

Table of ContentsPage ii Weather Monitor II C ALIBRATION N UMBERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Inside and Outside Te

Calibration NumbersPage 36 Weather Monitor II7. CALIBRATION NUMBERSCalibration (CAL) numbers are used to turn raw data from the sensors into meaningfu

RainfallWeather Monitor II Page 37RAINFALLEach station uses a rainfall calibration number (CAL) to determine how much water each bucket tip (i.e., pu

Calibration NumbersPage 38 Weather Monitor IIRESETTING CALIBRATION NUMBERS TO DEFAULT1. Write down the current barometric pressure, accumulated rainfa

Console TipsWeather Monitor II Page 398. TROUBLESHOOTING GUIDEWhile the Weather Monitor II is designed to provide years of trouble-free oper-ation, o

Troubleshooting GuidePage 40 Weather Monitor IIDisplay "locks up" • Insufficient power during power up or a power surge may cause the console

Humidity TipsWeather Monitor II Page 41HUMIDITY TIPSInside humidity seems too high or low • Make sure the console is not near a humidifier or de-humid

Warranty and RepairsPage 42 Weather Monitor II9. WARRANTY AND REPAIRSONE YEAR LIMITED WARRANTYFor details on Davis’ warranty policy, please refer to t

SpecificationsWeather Monitor II Page 43SPECIFICATIONSInside Temperature Range: -5˚ to 140˚ F (-20˚ to 60˚ C) Accuracy: ± 1˚F (± 0.5˚C) Outside Tempe

3465 Diablo Avenue, Hayward, CA 94545-2778510-732-9229 • Fax: 510-732-9188E-mail: [email protected] • www.davisnet.com

System ComponentsWeather Monitor II Page 1 1. I NTRODUCTION The Weather Monitor II provides sophisticated monitoring and logging of essential weathe

IntroductionPage 2 Weather Monitor II O PTIONAL A CCESSORIES The following accessories are designed for use with the Weather Monitor II. • External

Tools and Materials Needed for InstallationWeather Monitor II Page 3 T OOLS AND M ATERIALS N EEDED FOR I NSTALLATION In addition to the enclo

IntroductionPage 4 Weather Monitor II A T YPICAL I NSTALLATION The diagram above shows a typical Weather Monitor II installation. The fol-lowing pag

Powering the Weather Monitor IIWeather Monitor II Page 5 2. A SSEMBLING THE S TATION The Weather Monitor II is a precision instrument, designed t