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Getting Started
Introduction
The Model 6487 is a high resolution bus-programmable (RS-232 and IEEE-488) picoam-
meter. The Model 6487 has the following current measurement ranges: 8 ranges (from
20mA down to the 2nA range). The Model 6487 also includes a ±500V DC voltage source
and an ohms function that includes an alternating voltage mode to improve accuracy and
repeatability of very high resistance measurements.
Overview of this manual
This manual describes how to connect, program, and maintain the Model 6487 Picoamme-
ter. The sections of the manual are organized as follows:
–
: Getting Started
–
: Connections
–
: Measurements and Sourcing Voltage
–
: Range, Units, Digits, Rate, and Filters
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: Relative, mX+b, m/X+b (reciprocal), and log
–
: Buffer and Sweeps
–
: Remote Operation and Commands
Appendices to this manual contain specification and also provide additional information
on specific topics. The appendices are organized as follows:
–
: Specifications
–
: General Measurement Considerations
–
: Example Programs
General information
Warranty information
Warranty information is located at the front of this manual. Should your Model 6487
require warranty service, contact the Keithley representative or authorized repair facility in
your area for further information. When returning the instrument for repair, be sure to fill
out and include the service form at the back of this manual to provide the repair facility
with the necessary information.
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