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exit in 8 seconds without any adjustment

and keep the setting value

temperature trend display

After you insert batteries the production

measures the current temperature and

humidity. the trend do not display on the

LCD. The further course the trend display is

determine as follows:

If after an hour the temperature is more than

C higher then the negative course is dis-

played(arrow pointing upwards).

If after an hour the temperature is more than

C lower then the value measured before

then negative course is displayed(arrow

pointing downwards).

If after an hour the temperature does not

change or change range more then 1

lower within an hour ,then the upward or

downward pointing arrow will do not display.

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