6240B DC Voltage Current Source/Monitor Operation Manual
5.2.6 Measurement Function
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5.2.6.2 Measurement Ranging
The measurement range is determined by the relationship between the measurement auto range ON/OFF
and the source/measurement function.
NOTE: For the pulse source, low-resistance measurement pulse source or pulse sweep source mode, the range
is always fixed even when the measurement auto range is set to ON.
1. Operating range for the measurement auto range
When the measurement auto range is enabled, the upper and lower range levels are within 20 digits
of the values shown in the table below.
Source function
Measurement auto range OFF Measurement auto range ON
Voltage measurement Current measurement
Voltage measurement Current measurement
Voltage source Fixed to the source range Fixed to the limiter range Fixed to the source range
Current Source Fixed to the limiter range Fixed to the source range Fixed to the source range
: Auto range operation enabled (operates with the limiter range as the maximum)
Measurement function Range
Auto range level
DOWN UP
Voltage measurement 300 mV - 321.000
3 V 0.29999 3.21000
15 V 02.9999 -
Current measurement 30 A-32.1000
300 A 029.999 321.000
3 mA 0.29999 3.21000
30 mA 02.9999 32.1000
300 mA 029.999 321.000
1 A 0.29999 1.02000
4 A 0.99999 -