
Campbell Scientific CS300-L Pyranometer
RM72004,000015A -19-07MAY13-1/1
RM72004,000017C -19-07MAY13-1/1
RM72004,000015B -19-07MAY13-1/1
RM72004,000015C -19-07MAY13-1/1
RM72004,000019F -19-07MAY13-1/1
Theory of Operation
The pyranometer measures solar radiation. Output
from the pyranometer is an analog electric current. A
potentiometer located in the sensor converts current to
voltage.
PC15766 —UN—24AUG12
Specifications
Output:
•
Responsivity: 0.20 mV per W/m
2
(millivolts per watts
per square meter of surface area)
•
In full sunlight: 220 mV (1100 W/m
2
)
•
Linear Range: 0—350 mV (0—1750 W/m
2
)
Cosine Response:
•
45º zenith angle, ± 1%
•
75º zenith angle, ± 5%
Input Power: Not required. Internal thermopile generates
a voltage output signal that is proportional to the solar
radiation.
Operating Environment: -25—55 °C (-13—131 °F), 0
to 100% relative humidity
Dimensions: 2.4 cm diameter x 2.75 cm height (0.9 in.
x 1.1 in.)
Connector Type: Molex MX150
Mounting Location
The pyranometer must be mounted in an unshaded area.
Sensor must be positioned with cable pointing toward
nearest magnetic pole.
Maintenance
NOTE: Handle sensor carefully when cleaning. Do
not scratch sensor surface area.
Contact your John Deere dealer for
replacement parts.
Check sensor monthly. Check bubble level and adjust
supporting screws.
Remove dust or debris from sensor head with compressed
air or soft bristle brush.
External Cleaning Of Probe, Sensors, and
Gateway
IMPORTANT: Field Connect components and
connections may not be weatherproof. Properly
close and latch enclosure cover after any
procedure completed inside enclosure.
Do not use pressure washer or common solvents such
as automotive brake cleaning fluid to clean soil moisture
probe, sensors, or gateway. To remove soil from plastic
components, use a solution of soap and water.
60-1
052813
PN=53
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