System SourceMeter® Instrument Reference Manual  Appendix B: 
 
2600BS-901-01 Rev. B / May 2013  B-9 
 
3.  Capture the reported voltage measurement. 
4.  Calculate the current from measured voltage and characterized resistance. 
5.  Verify output current accuracy for each of the currents for the 1 nA to 100 nA ranges listed in the 
table titled "Model 2634B/2635B/2636B output current accuracy limits."