Keithley 6221 User Manual

2
Output Connections
Section 2 topics
Output connectors, page 2-2
Triax connector, page 2-2
Ground points, page 2-3
LO and GUARD banana jacks, page 2-3
INTERLOCK, page 2-4
Output configurations, page 2-5
Triax inner shield, page 2-7
Triax output low, page 2-7
Guards, page 2-8
Guard overview, page 2-8
Triax Cable Guard, page 2-9
Banana Jack Guard, page 2-12
Floating the current source, page 2-13
Connections to DUT, page 2-15
Supplied triax cable, page 2-15
Basic connections, page 2-15
Shields and guarding, page 2-16
Banana Jack Guard connections, page 2-19
Floating current source connections, page 2-19
Using a test fixture, page 2-20
Custom-built test fixture, page 2-20
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com

Keithley 6221 Specifications

General

Interface	GPIB, RS-232
Communication Interface	GPIB, RS-232
Current Sourcing Accuracy	±(0.03% of output + 20 pA)
Current Sinking Accuracy	±(0.03% of output + 20 pA)
Output Resolution	100 fA
Output Accuracy	±(0.03% of output + 20 pA)
Power Requirements	100 V to 240 V AC, 50/60 Hz