Byram Lake Weather Station Equipment Details:

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Measurement & Control Module:

• Campbell Scientific CR10X
• 128K Memory, Stores 62000 data points (non-volatile)
• 32K for active and user-stored programs (non-volatile)
• Data format options are array (default) or table
• Available operating systems: Mixed Array, Table, PakBus, Modbus, ALERT

Wind Speed & Direction:

• Wind Monitor, Manufactured by R.M. Young
• Propeller-type anemometer with fuselage and tail wind vane
• Rugged design for use in a variety of climates worldwide
• Wiring – 10 ft 24AWG 3TWST PR Santoprene Jacket
• Mounting - Aluminum Crossarm Sensor Mount

Communication:

•  Hayes Compatible Phone Modem, CS COM 210
• Operates at 9600 bits per second
• Operates at extreme temperatures
• Current drain is 120 uA quiescent, 160 mA active
   

Air Temperature and Humidity:

• HMP 45C, Manufactured by Vaisala, Inc.
• Uses PRT for temperature measurement; capacitive RH chip for RH
• Accuracy is ±2% over 10-90% RH; ±3% over 90-100% RH
• Wiring – 5 ft  24AWG 3TWST PR Santoprene Jacket
• Mounting - RM YOUNG 12 Plate Gill Solar Radiation Shield

Barometric Pressure:

• Manufactured by Vaisala, Inc., CS 105
• Measures barometric pressure over 600 to 1060 mb range
• Accuracy is ±0.5 mb @ +20ºC
   

Tipping Bucket Rain Gage:

• Manufactured by Texas Electronics, TE525WS
• 8 inch diameter, Tips at 0.01" increments (254mm)
• Accuracy is ±1% at rates up to 1" hr-1
• Wiring – 25 ft 22AWG 1 TWST PR Santoprene Jacket

Soil Temperature Probe:

• CS 107-L
• Incorporates a thermistor as the active element
• -35º to +50ºC temperature range
• Wiring – 15 ft 22AWG 1 TWST PR Santoprene Jacket

Solar Radiation Sensor (Pyranometer):

• Manufactured by Li-Cor, LI200X-L        
• Fixed Calibration, silicon photovoltaic detector
• Measurement waveband: 400 to 1100 nm
• Measures sun plus sky radiation
• Wiring – 10 ft 22AWG 1 TWST PR Santoprene Jacket
• Mounting - Pyranometer Crossarm Stand with bubble level
   

Lake Level & Temperature Sensor:

• Manufactured by Instrumentation Northwest, PS9805
• 0 TO 5 PSI Pressure Range
• Wiring – 300 ft INW Polyurethane Cable

Power Supply (Hardwire AC with DC backup):

• AC to DC Transformer, CR 9591

• BP12 Backup power supply

• PS12A Charging regulator

Enclosure:

• 16" x 18" NEMA Weatherproof electrical enclosure

• 2 conduit openings

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