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Texas Instruments WR-25 instruction manual

Models: WR-25

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Press select a second time, and the month will be displayed (i.e., 1 = Jan. and 12 = Dec.). Press the maximum and minimum key to set the month.

WR-25 Instruction Manual

Press select a second time, and the month will be displayed (i.e., 1 = Jan. and 12 = Dec.). Press the maximum and minimum key to set the month.

Press select a third time, and the day of the month (1-31) digits light. Press the maximum to advance the date and minimum to retard the date.

Press select a fourth time, and the day of the week is displayed (1 = Sunday, 2 = Monday, 3 = Tuesday, 4 = Wednesday, 5 = Thursday, 6 = Friday, and 7 = Saturday. Press the maximum button to advance the day of the week and minimum to retard.

Texas Weather Instruments, Inc.

WR-25 Instruction Manual

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Texas Instruments WR-25 instruction manual

Contents

Digital Weather Station WR-25 Weather ReportDURING INSTALLATION OF THE VARIOUS SENSORS OPERATION index / topindex / top English to Metric equivalents are miles per hour or Knots to Kilometers per hour, Fahrenheit to Celsius, Inches of Mercury to Millibars, Inches of rain to Centimeters of rain. Pressing the select and scale key at the same time puts the unit into calibration modePress select a second time, and the month will be displayed i.e., 1 = Jan. and 12 = Dec.. Press the maximum and minimum key to set the month section Calibration mode See the calibration reference section on page 18 for other detailsindex / top Calibration MethodPress select a second time and the unit displays the indoor temperature. Press the maximum or minimum key to enter the actual temperature index / top reference for more informationHumidity Sensor Calibration When rain rate is off, term rain is substituted Page 1 Com1 2 Com2 3 Modem enter index of station name ? index / topTWI Main Menu 2 Inside temperature calibration 3 Outside temperature calibration 11 Daily rainfall history register4 Barometric pressure calibration 61st humidity sensor calibration factor28 Sets the logging interval minutes 25 Sets minutes 26 Sets SecondsInterface RS-232 Interface index / topControl Options DE 9 Plug Modem InstallationHeader Typical OutputIf for some reason you suspect that the temperature is not calibrated properly, use a quality bulb thermometer with which to calibrate. Remember, the WR-25 will be most accurate near the temperature at which it was calibrated index / top When rain rate is off, term rain is substituted= Dewpoint RAIN RATEClearing the Memories Rainfall history modeSHIELDED CABLE FCC RADIO FREQUENCY INTERFERENCE STATEMENTMODIFICATIONS Instrument display works but does not read correctly Instrument display does not come onHumidity reads 0% during the day index / topH Hold, 4 hours Page Time Setting Mode TemperatureWindchill, 5 WR-25 Instruction Manual