ETS-Lindgren HI-6100 Field Monitor - Manual (Page 31)

Operation | 31
—MinMax Reset
Select Min/Max Reset to reset the individual probe values. Please note that
the min/max values may not be visible.
Figure 12: Probe Menu —Min/Max Reset
The Range and Axis Enable options under the Probe menu will only
appear when the mode is set to FM5004 under the Systems menu.