Automatic Weather Station

Specifications
Measuring Items
Wind Speed 0 to 75m/sec, ¡1%
Wind Direction 0 to 355¡£,¡2¡£
Rainfall 0.2mm or 0.5mm, ¡1%
Relative Humidity 0 to 100%, ¡3%
Air Temperature -25¡£Cto +60¡£C, ¡0.2%
Solar Radiation, Direct, Net & Diffused 0 to 1500W/ O, ¡2W/ O
Barometric Pressure 900 to 1100hPa, ¡0.3hPa
Data Logger/Controller
A-D Converter 16 bit(¡1.9999V) displayed results = 4.5 digits
A-D Accuracy ¡0.1% ¡1 bit
A-D Temperature Stability Typically 20ppm/¡£C
Counter Timer 16 bit(65536 counts/min)max. freq. 1kHz
Calculations In Any Analysis 9 decimal places
Displayed Values 7 Characters incl. decimal point and sign
Calibration Linear slope and offset table
Real Time Clock Accuracy ¡1 minute per month
Recording Interval 1 minute to 116 hours 39 minutes(programmable)
Sensor Scan Time 0.2 seconds/channel
Memory 38706 Bytes.
Memory Capacity 16 channel, 1075 records
1 channel, 6450 records
Data Protection Mains back up, typically> 24 hours
Lithium backed memory> 5 years
Serial Interface RS 232, 300, 1200, 2400, 9600 baud, no parity, 8 data bits, 1 stop bit, software handshaking
Operation Temperature -25 to + 50¡£C
Operating Humidity 0 to 100%
Enclosure Sealing IP