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It is evident that application of attenuator circuits to modify the calibration
factor is not recommended because the temperature response will also be
affected. However, recorders with a variable voltage range can be set so that
the result can be read directly in W/m
Figure 14
Circuit diagram of the CM 11 pyranometer and connection
to readout equipment.
When an optional temperature sensor is built in, the following colour code is
used:
PT 100
Yellow: Pt 100(combined with brown)
Brown: Pt 100 (combined with yellow)
Green: Pt 100 (combined with grey)
Grey:
Pt 100 (combined with green)
Thermistor
Yellow
Green
30
INSTALLATION
2
.
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