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This interactive touch-screen weather station offers an impressive range of features and high accuracy. Everything is made so simple with the wireless connection. There is also a RS232 serial cable and "Heavy Weather" PC software included to link directly to your home or office computer allowing you to store and view, days, weeks, months and years worth of data. View trends and create graphs to get a visual idea of historical weather data.
IMPORTANT: The WS3500 comes complete with weather recording software and a RS232 9-pin PC connection cable which can ONLY be used with a serial port. Please do not attempt to use a USB convertor cable as they do NOT work. | | 
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Technical Details |
| | Clock and Calendar
Clock automatically radio-controlled by the Frankfurt antenna (DCF-77)
DCF-77 disactivation function
Manual setting function
Display 12 or 24 hours
Time zone : +/- 12 hours
Calendar with day / date / month display
Alarm setting
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| | Indoor Temperature & Humidity
Measure units: °C or °F
Range: from – 9.9 °C to + 59.9 °C
Resolution : 0.1 °C
Recording of Min / Max with time and date of readings
Reading every 20 seconds
Measure unit : % RH
Swiss high definition sensor
Range : from 1 % to 99 %
Resolution : 1 %
Accuracy : +/- 3 % when temperature > - 10 °C and < + 40 °C and +/- 5 % outside these ranges
Recording of Min / Max with time and date of readings
Reading every 20 seconds
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| | Outdoor Temperature & Humidity
Measure units : °C or °F
Range : from – 29.9 °C to + 59.9 °C
Resolution : 0.1 °C
Recording of Min / Max with time and date of readings
Reading every 128 seconds
Measure unit : % RH
Swiss high definition sensor
Range : from 1 % to 99 %
Resolution : 1 %
Accuracy : +/- 3 % when temperature > - 10 °C and < + 40 °C and +/- 5 % outside these ranges
Recording of Min / Max with time and date of readings
Reading every 128 seconds
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| | Dewpoint
Dew point display
Recording of Min / Max with time and date of readings
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| | Forecast
Barometer with icon display
User selectable weather icon threshold : 2-4 hPa
Trend display
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| | Atmospheric Pressure
Measure units : hPa or inHg
Range for absolute pressure : from 300 hPa to 1099 hPa
Resolution : 0,1 hPa
Running history bargraph
Air pressure history bargraph on 24 or 72 hours (7-step bargraph)
User selectable display of relative pressure (from 920 hPa to 1080 hPa)
Pressure sensitivity level setting
Recording of Min / Max with time and date of readings
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| | Alarms
Alarms setting (with sound alarm option):
hour alarm
storm alarm (sound alarm possible)
indoor temperature alarms (high and low)
outdoor temperature alarms (high and low)
indoor humidity alarms (high and low)
outdoor humidity alarms (high and low)
relative pressure alarms (high and low)
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| | Outdoor Transmitter
Data transmitted at 433 MHz
Transmission: 100 metres (in open field)
Transmission distance by cable : 10 metres (with the possibility of an extra 10 metres maximum cable)
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| | PC Connection
Computer connection included
Delivered with setup CD-ROM (in French, English and German) and 2 metres of cable for the base-computer link (RS232)
Data is gathered by the computer, from which it is possible to use the data and design graphs
Possible storage of 1750 sets of data with time and date recording
Data recording intervals from 1 minute up to 12 hours
EEPROM memory (non volatile ring buffer memory)
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