Error messages
Temperature taken is not within the measuring range:
„Hi“ = temperature is higher than 250°C (482°F)
„Lo“ = temperature is lower than –33°C (-27°F)
„Er2“= rapid ambient temperature change
„Er3“= ambient temperature not within the operating
range. Please pay attention to the operation
temperature of about 0°C to 50°C. Wait at least
30 minutes to adapt the thermometer to working
temperature.
„Er“ = All other error messages:
Switch of the instrument, remove the battery for
1 minute, then repower it.
If the error message does not disappear, contact
the retailer for further service.
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