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ET107 Weather Station
60
3 months
•
Clean the radiation shield by removing the two knurled thumb screws
holding it to the crossarm. Gently pull the sensor out of the shield.
Clean the radiation shield using warm mildly soapy water. Rinse with
clean water and allow the shield to dry before putting it back on the
crossarm.
•
If necessary, clean the white filter element on the end of the temp/RH
sensor. To clean the filter, unscrew it from the end of the sensor and
put it in a cup of CLEAN DISTILLED WATER. Use no soap. Agitate
the filter in the cup of water. Remove the filter and allow to air dry
before putting it back on the end of the sensor.
6 months
•
Replace the anemometer bearings and reed switch on the 034B-ET if
operating under harsh conditions, such as constant high winds,
blowing dust, and/or salt spray contamination. Return the sensor to
Campbell Scientific for bearing and reed switch replacement (see
1 year
•
Replace the wind speed (anemometer) bearings on the 034B-ET.
Return the sensor to Campbell Scientific for bearing replacement (see
•
Replace reed switch the 034B-ET if needed. Return the sensor to
Campbell Scientific for bearing replacement (see
•
Check calibration of the HMP60-ETS Temp/RH sensor, which tends
to drift up over time giving readings higher than 100%. Replace RH
chip if necessary (refer to FIGURE
Procedure for Removing RH Chip
ET107 stations began shipping January 2014 with an updated
radiation shield with knurled thumb screws, using the
HMP60-ETS Temp/RH sensor. All information in this document
is also pertinent for the HMP50-ET, HMP60-ET, and
HMP60-ETR sensors.
•
Replace desiccant in enclosure housing as needed.
NOTE