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BATTERY REPLACEMENT
Only use 3.6V lithium batteries. Before replacing the battery, remove the model from the PC.
Follow diagrammatic and explaination steps 1 throught 4 below:
1. With a pointed object(d.g. a samll screwdriver or similar), open the casing. Lever the casing
off in the direction of the arrow.
2. Pull the data logger from the casing.
3. Replace/Insert the battery into the battery compartment observing the right polarity. The
two displays briefly light up for control purposes(alternationg, green, yellow, green).
4. Slide the data logger back into the casing until it snaps into place. Now the data logger is
ready for programing.
NOTE:
Leaving the model plugged into the USB port for longer than necessary will cause some of the
battery capacity to be lost.
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WARNING: Handle lithium batteries carefully, observe warnings on battery casing.
Dispose of in accordance with local regulations.
Sensor Reconditioning
Over time, the internal sensor may be compromised as a result of pollutants, chemical vapors,
and other environmental conditions which can lead to inaccurate readings. To recondition the
internal sensor, please follow the procedure below:
Bake the Logger at 80°C (176°F) at<5%RH for 36 hours followed by
20-30°C (70-90°F) at>74%RH for 48 hour ( for re-hydration)
If permanent damage to the internal sensor is suspected, replace the Logger immediately to
insure accurate readings.
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