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National Semiconductor • SolarMagic Weather Station User Guide
22
Chapter 6
Maintenance
The weather station sensors should be cleaned periodically. Sensors
can be cleaned using a damp cotton cloth.
NOTE:
Do not submerge sensors
The sensors are water resistant, not waterproof.
6.1
Calibration
Calibration should be confirmed annually.
6.1.1
Temperature Sensor Calibration
To check the temperature sensor calibration you will need:
•
1 thermometer
•
3 containers of water
•
1 power supply
•
1 current meter
To calibrate the temperature sensor
1
Connect the sensor to the power supply and current meter in the
following way.
2
Attach the black wire to the positive input of the current meter.
3
Connect the ground terminal of the power supply to the ground of the
current meter.
4
Attach the red wire to the positive terminal of the power supply.
WARNING:
Do Not Connect When Energized
Always connect the sensor with the power turned off.
Z
Summary of Contents for SolarMagic
Page 1: ...SolarMagicTM Weather Station User Guide...
Page 4: ......
Page 32: ......
Page 33: ...Appendix A Reference Diagrams 27 Appendix A Reference Diagrams...
Page 34: ...National Semiconductor SolarMagic Weather Station User Guide 28 A 1 1 Sensor Terminal Blocks...
Page 35: ...Appendix A Reference Diagrams 29 A 1 2 Communications Power Terminal Block...