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Model UT805: OPERATING MANUAL
SUMMARY OF ERROR CODES
If the Meter is failed to operate properly, an error code is displayed in the primary display. Error codes are listed in
below table:
Error Code Description
Wrong button is pressed
At AVG mode, the number of average times > 999998, out of range.
At REL mode, the stored value > 220000, out of range.
The present measurement range and the range of the stored reading is not the same
when recalling the reading
The tested reading is out of the calibration scope
Err1
Err2
Err3
Err4
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