Keithley 2601 Reference Manual page 446

Section 15: Performance Verification
Table 15-11
Model 2611/2612 current measurement accuracy limits
Model 2611/2612
source and
measure range
1. Measure range coupled to source range when simultaneously sourcing and measuring
current.
2. As measured by precision digital multimeter. Use closest possible value, and modify reading
limits accordingly if necessary.
Table 15-12
Model 2635/2636 current measurement accuracy limits
2635/2636 Source and
measure range
100pA
1nA
10nA
100nA
1uA
10uA
100uA
1mA
10mA
100mA
1A
1.5A
a. Measure range coupled to source range when simultaneously sourcing and measuring
current.
b. As measured by precision digital multimeter. Use closest possible value, and modify reading
limits accordingly if necessary.
15-16
Source
1 2
current
100nA 90.000nA
1µA 0.9000µA
10µA 9.0000µA
100µA 90.000µA
1mA 0.9000mA
10mA 9.0000mA
100mA 90.000mA
1A 0.90000A
1.5A 1.3500A
35/36 Source
a
current
90.000pA
0.90000nA
9.0000nA
90.000nA
0.90000uA
9.0000uA
90.000uA
0.90000mA
9.0000mA
90.000mA
0.90000A
1.35000A
Return to
Series 2600 System SourceMeter® Instruments Reference Manual
Model 2611/2612
current reading limits
(1 year, 18 C–28 C)
89.855 to 90.145nA
0.899275 to 0.900725µA
8.99625 to 9.00375µA
89.957 to 90.043µA
0.89962 to 0.90038mA
8.9957 to 9.0043mA
89.962 to 90.038mA
0.89823 to 0.90177A
1.345825 to 1.354175A
Current reading limits
b
(1 year 18C - 28C)
89.7850 to 90.2150pA
0.89841 to 0.90159nA
8.9835 to 9.0165nA
89.9060 to 90.0940nA
0.899375 to 0.900625uA
8.99625 to 9.00375uA
89.957 to 90.043uA
0.89962 to 0.90038mA
8.9957 to 9.0043mA
89.962 to 90.038mA
0.89823 to 0.90177A
1.345825 to 1.354175A
Section Topics 2600S-901-01 Rev. C / January 2008