6517B-900-01 Rev. A / Jun 2008 Return to Section Topics 1-3
Model 6517B Electrometer User’s Manual Section 1: Introduction
Options and accessories
The following options and accessories are available from Keithley Instruments for use with the 
Model 6517B Electrometer:
NOTE Check the Keithley Instruments website (www.keith
ley.com) for additional options and 
accessories that may have been added to the Keithley Instruments product line for use 
with the Model 6517B Electrometer.
 
Cables and adapters
Model 237-ALG-2 Triax Cable: This is a 2-meter (6.6ft) low-noise triax cable terminated with a 
3-slot male triax connector on one end and 3 alligator clips on the other. 
Model 237-BNC-TRX Adapter: 
This is a male BNC to 3-lug female triax adapter (guard 
disconnected). It is used to terminate a triax cable with a BNC plug. Suitable for use with the Model 
6517B V-Source in high voltage applications. 
Model 237-TRX-T Adapter: Th
is is a 3-slot male to dual 3-lug female triax tee adapter for use with 
7078-TRX triax cables. Suitable for use with the Model 6517B V-Source in high voltage 
applications. 
Model 237-TRX-TBC Connector: 
This is a 3-lug female triax bulkhead connector with cap for 
assembly of custom panels and interface connections. Suitable for use with the Model 6517B 
V-Source in high voltage applications.
Model 6517B-ILC-3 Interlock Cable: This is a 3 me
ter (6.6 ft) cable terminated with a 4 pin 
Phoenix connector on one end and a 4 pin Switchcraft connector on the other end.
Model 7078-TRX-BNC Adapter: This is
 a 3-slot male triax to female BNC adapter. This adapter 
lets you connect a BNC cable to the triax input of the Model 6517B. Suitable for use with the Model 
6517B in high voltage applications. 
Models 7078-TRX-3, 7078-TRX-10 and 7078-TRX-20 Triax Cables: Th
ese are low noise triax 
cables terminated at both ends with 3-slot male triax connectors. The Model 7078-TRX-3 is 3ftft 
(0.9m) in length, the Model 7078-TRX-10 is 10ft (3m) in length, and the Model 7078-TRX-20 is 20ft 
(6m) in length. 
Model 7078-TRX-TBC Connector: This is
 a 3-lug female triax bulkhead connector with cap for 
assembly of custom panels and interface connections. Suitable for use with the Model 6517B 
V-Source in high voltage applications.
Models 7007-1 and 7007-2 Shielded IEEE-488 Cables: Conn
ect the Model 6517B to the 
IEEE-488 bus using shielded cables and connectors to reduce electromagnetic interference (EMI). 
The Model 7007-1 is one meter long; the Model 7007-2 is two meters long.
Models 8501-1 and 8501-2 Trigger Link Cables: Con
nect the Model 6517B to other instruments 
with Trigger Link connectors (for example, Model 7001 Switch System). The Model 8501-1 is one 
meter long; the Model 8501-2 is two meters long. 
Model 8502 Trigger Link Adapter: A
llows you to connect the Trigger Link of the Model 6517B to 
instruments that use the standard BNC (In/Out) external triggering technique.
Model 8606 High Performance Probe Tip Kit: C
onsists of two spade lugs, two alligator clips, and 
two spring hook test probes (the spade lugs and alligator clips are rated at 30V RMS, 42.4V peak; 
the test probes are rated at 1000V). These components are designed to be used with high 
performance test leads terminated with banana plugs, such as the Model 8607 High Performance 
Banana Cables.
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 
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