Keithley SourceMeter 2430

2400 Series SourceMeter
®
User’s Manual Basic Source-Measure Operation 3-11
Typical NPLC cache test times
Typically, NPLC caching will decrease source memory sweep times by a factor of three.
The table below shows typical averaged times for a test consisting of 10 sweeps of four
source memory locations with NPLC values for successive memory locations set to 10, 1,
0.1, and 0.01 respectively.
V-source protection
Use V-source protection to select the maximum voltage level the SourceMeter can output.
Available settings are listed as follows:
These are absolute values with 5% tolerance. The power-on default is NONE.
NPLC cache conditions Time
Auto Zero OFF, Caching OFF
Auto Zero ON, Caching OFF
Auto Zero OFF, Caching ON
Auto Zero ON, Caching ON
Auto Zero OFF, Caching ON, Cache empty
5.89s
5.89s
2.05s
5.89s
2.5s
SourceMeter V-Source protection limit settings
2400
2410
2420
2425/2430
2440
20V, 40V, 60V, 80V, 100V, 120V, 160V, NONE (>160V)
20V, 40V, 100V, 200V, 300V, 400V, 500V, NONE (>500V)
6V, 12V, 18V, 24V, 30V, 36V, 48V, NONE (>48V)
10V, 20V, 30V, 40V, 50V, 60V, 80V, NONE (>80V)
4V, 8V, 12V, 16V, 20V, 24V, 32V, NONE (>40V)
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