Maximum, minimum and average values: these values (below the total eld
values) are initialized when beginning a new log or can also be initialized with
the virtual button “Reset”. Average value is updated depending on the type of
averaging and interval chosen in the Measurement Options.
• Field on each axis: the eld measured on each axis for isotropic three-axis
probes. Updated twice per second.
Graph:
In the time domain:
It shows a graphical view of the temporal evolution of the eld. It represents
the last measurements. This time scale can be modied in the settings menu
(graph timespan).
“MENU” “SETTINGS” “Graph timespan”
In the frequency domain:
It shows the frequency information of the signal (horizontal axies value depend
on the span). Also a vertical line represents the position of the cursor (with the
associated information on the right top side of the graph).
GPS information:
Positioning information provided by the GPS receiver. This information is only
displayed when the GPS is switched on.
• Lat: latitude.
• Lon: longitude.
On the right side a colour indicates the quality of the position:
• Red: bad.
• Orange: average.
• Green: good.
Functions:
These menus depend on the probe connected but general functions are as
follows:
• Menu: access to the menu screen.
• Log: start a new measurement.
User’s Manual Electromagnetic Field Meter SMP2 P. 19
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