1-2 Getting Started Model 6485 Picoammeter Instruction Manual
Introduction
The Model 6485 is a high resolution bus-programmable (RS-232 and IEEE-488) picoam-
meter. The Model 6485 has the following current measurement ranges: 8 ranges (from
20mA down to the 2nA range, with the 2nA range having the lowest noise).
Overview of this manual
This manual describes how to connect, program, and maintain the Model 6485 Picoamme-
ter. The sections of the manual are organized as follows:
– Section 1: Getting Started
– Section 2: Measurement Concepts and Connections
– Section 3: Measurements
– Section 4: Range, Units, Digits, Rate, and Filters
– Section 5: Relative, mX+b, m/X+b (Reciprocal), and Log
– Section 6: Buffer
– Section 7: Triggering
– Section 8: Limit test
– Section 9: Remote Operation
– Section 10: Status Structure
– Section 11: Common Commands
– Section 12: SCPI Signal Oriented Measurement Commands
– Section 13: DISPlay, FORMat, and SYSTem
– Section 14: SCPI Reference Tables
– Section 15: Performance Verification
– Section 16: Calibration
– Section 17: Routine Maintenance
Appendices to this manual contain specification and also provide additional information
on specific topics. The appendices are organized as follows:
– Appendix A: Specifications
– Appendix B: Status and Error Messages
– Appendix C: Measurement Considerations
– Appendix D: DDC Emulation Commands
– Appendix E: Example Programs
– Appendix F: IEEE-488 Bus Overview
– Appendix G: IEEE-488 and SCPI Conformance Information
– Appendix H: Remote Calibration
– Appendix I: Applications Guide
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