Keithley 3706A Reference Manual

Appendix B: Verification and adjustment Series 3700A System Switch/Multimeter Reference Manual
B-24 3700AS-901-01 Rev. D/June 2018
Figure 171: 4-wire short diagram
DC adjustment step 0: A/D MUX Offset (factory calibration only)
Send the commands:
dmm.calibration.dc(0) print("done")
print(errorqueue.count)
DC adjustment step 1: Input four-wire short circuit
1. Allow the instrument to settle for 30 seconds.
2. Send the commands:
dmm.calibration.dc(1) print("done")
print(errorqueue.count)
DC adjustment step 2: Open circuit
1. Remove the four-wire short from the inputs.
Do not install cables to the inputs (cables will be installed in DC adjustment step 3: +10 Volt (on page
B-25)).
2. Send the commands:
dmm.calibration.dc(2) print("done")
print(errorqueue.count)

Keithley 3706A Specifications

General

Model	3706A
Category	System Switch/Multimeter
Voltage Range	100 nV to 300 V
Basic DC Voltage Accuracy	0.0035%
Basic Resistance Accuracy	0.01%
Maximum Channels	576
Maximum Voltage	300 V
Connectivity	LAN, USB, GPIB
Interface	LAN, USB, GPIB
Switching Matrix	Yes
Channels	576 (6-slot mainframe)
Maximum Current	3 A