DMQ QH5 U, User Manual

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61 Appendix
Under abnormal conditions an error messages may appear be
displayed on the unit screen and should be treated as informational
only.
If an error message is displayed follow the instructions described
below and if the problem persists please send us a detailed report at:
http://www.demeq.com/form_Support.html
Figure A.2: System error message
Error 1 Internal Error
Cause Internal Error
Solutions Turn off the unit and power back on.
If the problem persists contact Demeq.
Error 2
Attempt to overwrite a value.
Cause This error can happen when the unit is turned off
correctly (removing batteries) and when the unit is
turned back on you try to save value in the
datalogger.
Solution Download the existing values in the datalogger to a
PC and erase the memory.
If a message appears with a different number contact Demeq.