218 53220A/53230A User’s Guide
6 53220A/53230A Math, Graphing, and Data Logging
• When ‘Statistics’ (under the Math key) are enabled, the minimum and
maximum values from the reading statistics are used.
• If readings are in progress and ‘Statistics’ are off, the instrument will select
a minimum and a maximum value from (up to) the last 10,000 readings
taken.
• If no previous readings are available, a minimum bin range of 0 and a
maximum bin range of 1 000 000 000.0 are set.
Automatic Range Setting
Alternately, lower and upper range values can be set automatically based on a
minimum value and maximum value obtained from the first ‘n’ number of
readings taken.
Automatic range selection is enabled with the commands:
CALCulate2:TRANsform:HISTogram:RANGe:AUTO {OFF|ON}
CALCulate2:TRANsform:HISTogram:RANGe:AUTO? (query form)
ON - enables automatic selection of the histogram lower and upper range val-
ues.
OFF - disables automatic selection.
Following a reset (*RST) or instrument preset (SYSTem:PRESet) automatic
range selection is enabled.
The number of readings from which the minimum and maximum range values
are selected (ON) is set with the command:
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