Keithley 3720-ST User Manual

Appendix B: Verification and adjustment Series 3700A System Switch/Multimeter Reference Manual
B-28 3700AS-901-01 Rev. D/June 2018
DC adjustment step 11: 1 mA
1. Send the command:
dmm.range = 1e-3
2. Source 1 mA.
3. Send the command:
dmm.calibration.dc(11,.001) print("done")
DC adjustment step 12: 10 mA
1. Send the command:
dmm.range = 10e-3
2. Source 10 mA.
3. Send the command:
dmm.calibration.dc(12,.01) print("done")
DC adjustment step 13: 100 mA
1. Send the command:
dmm.range = 100e-3
2. Source 100 mA.
3. Send the command:
dmm.calibration.dc(13,.1) print("done")
DC adjustment step 14: 1 A
1. Send the command:
dmm.range = 1
2. Source 1 A.
3. Send the command:
dmm.calibration.dc(14,1) print("done")
AC volts adjustment
Make the connections as shown below, then perform the following adjustment steps (AC adjustment
step 1 through step 10):
Figure 175: AC voltage calibration

Keithley 3720-ST Specifications

General

Brand	Keithley
Model	3720-ST
Category	Multimeter
Language	English