Keithley 6487 User Manual

1-4 Getting Started Model 6485 and 6487 User’s Manual
Package content
Model 6485
The following items are included with every Model 6485 order:
• Model 6485 Picoammeter with line cord.
• Low Noise Cable with Male BNC on both ends (Model 4801).
• Protective BNC Shield/Cap (CAP-18).
• Banana lead to screw terminal ad
apter (Model CA-186-1B).
• Accessories as ordered.
• Certificate of calibration.
• Model 6485/6487 User Manual (P/N 6487-900-00).
• Manual Addenda (pertains to any improvements
or changes concerning the instru-
ment or manual).
• Product Information CD-ROM that contains PDFs of
the User’s and Instruction
Manuals.
Model 6487
The following items are included with every Model 6487 order:
• Model 6487 Picoammeter with line cord.
• Triax Protective Shield/Cap (CAP-31).
• 7078-TRX-3 Triax cable.
• Model 8607 1kV Source Banana cable set.
• CS-459 4-pin Female Interlock connector.
• Accessories as ordered.
• Certificate of calibration
• Model 6485/6487 User Manual (P/N 6487-900-00).
• Product Information CD-ROM that contains PDFs of
the User’s and
Reference Manuals.
Options and accessories
Model 6485 input cables, connectors, and adapters
Model 4801 Input Cable — This 4 ft (1.2m) low-noise coax cable is terminated with
male BNC connectors on each end. (One Model 4801 is included with every order.)
Model 4802-10 — This 10 ft
(3m) low-noise coax cable is terminated at one end with a
male BNC connector (the other end is unterminated).

Keithley 6487 Specifications

General

Type	Picoammeter/Voltage Source
Current Measurement Range	20 fA to 20 mA
Interfaces	GPIB, RS-232
Voltage Burden	< 200 µV
Input Impedance	>10^14 Ω
Power	100 V / 120 V / 220 V / 240 V
Basic Current Measurement Accuracy	0.4%