Keithley 6487 Reference Manual

8
Limit Tests and Digital I/O
• Limit testing — Explains the basic Limit 1 and Limit 2 testing operations.
• Binning — Explains how to use a component handler to perform binning
operations.
• Digital I/O port — Explains how to use the digital I/O port to control external
circuitry.
• Front panel operation — limit tests — Explains how to configure and run limit
tests from the front panel.
• SCPI programming — limit tests — Covers the SCPI commands for remote limit
test operation.

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%