17
Instruction of the main display interface
：
Measured value
：
Display present single time measured value (without average value indicator), or display
the present average value (with average value indicator).
Display ↑ means over conversion or measured range, ↓ means lower than conversion or measured range.
Impact times
：
Display the times that have been impacted, the according times will be displayed in reverse
video when browsing single measured value.
Average value indicator
：
After reaching the preset impact times, It appears to show the mean value.
Hardness scale
：
Show t
he present hardness scale that has been selected.
Impact direction
：
Show the present impact direction that has been selected.
Battery info
：
Show the rest capacity of battery
.
Over tolerance alarm
：
It will display as
when the present measured single value or average value is
within the tolerance range
，
otherwise it will display as
.
Lower tolerance alarm
：
It will display as
when the present measured single value or average value is
within the tolerance range
，
otherwise it will display as
.
6.2
Measuring operation
The screen will display each measured value during each measurement under the measuring display
interface, and the impact times add 1 accordingly
；
if the measured value is beyond tolerance range
，
the
according mark will change to solid mark
；
the average value will be displayed in 2 seconds when reaching
the impact times.
