WIKA A2G-85 User Manual
Page 12
WIKA operating instructions air2guide model A2G-85
GB
12
40339564.02 07/2012 GB/D/F/E/I
7. Options
■
LC display for indicating the measured values and parameter
settings
■
3 LEDs for displaying the CO
2
-content
0 ... 750 ppm: Green LED is on = good
751 ... 1,250 ppm: Yellow LED is on = moderate
1,251 ... 2,000 ppm: Red LED is on = poor
8. Maintenance and cleaning
The CO
2
sensor is maintenance-free and offers long service life
provided it is handled and operated properly.
Clean the instruments with a moist cloth (soap water).
Repairs must only be carried out by the manufacturer or appropriately
qualified skilled personnel.
9. Disposal
Incorrect disposal can put the environment at risk.
Dispose of instrument components and packaging materials in an
environmentally compatible way and in accordance with the country-
specific waste disposal regulations.
7. Options / 8. Maintenance and cleaning / 9. Disposal
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