Keysight E4981A User Manual

User Manual
Keysight E4981A 120 Hz/1 kHz/1 MHz
Capacitance Meter

Keysight E4981A Specifications

General

Brand	Keysight
Model	E4981A
Category	Measuring Instruments
Language	English

Summary

Notices

1. Unpacking and Preparation

Shipment, Environment, and Initial Setup

Covers checking shipment, environmental needs, handle removal, and initial setup preparations.

Starting the E4981A

Procedures for turning the instrument on/off and disconnecting power.

2. Overview

Product Introduction and Panel Components

Introduces the E4981A and details front and rear panel parts.

Screen Area and Basic Operation

Describes the LCD screen layout and fundamental operating procedures.

3. Getting Started

Key Operation Basics

Explains operations based on front panel key presses.

Basic Measurement Procedure

Guides on taking basic capacitance measurements with the E4981A.

4. Setting up Measurement Conditions and Display

Measurement Signal, Display, and Correction Setup

Configures measurement signals, display modes, and core correction functions.

System Configuration and Data Management

Manages time, interfaces, setup saving/recalling, and USB memory.

5. Preparation for Accurate Measurement (Executing Correction)

Correction Function Overview and Control

Explains correction types and how to turn them ON/OFF.

Obtaining, Checking, and Applying Correction Data

Procedures for obtaining, checking, and applying OPEN, SHORT, LOAD, OFFSET, and Cable correction data.

6. Executing Measurement

Measurement Triggering and Timing

Explains measurement triggering methods, modes, and timing.

Measurement Accuracy and Speed Optimization

Techniques to improve measurement accuracy and increase speed through various settings.

7. Sorting Based on Measured Results (Comparator Function)

Comparator Functionality and Setup

Overview, ON/OFF control, and judgment condition setup for the comparator.

Sorting Results, Counts, and Beep Output

How to interpret sorting results, read out BIN counts, and set beep outputs.

8. Using Handler Interface

Comparator Sorting Result Output

How comparator sorting results are output through the handler interface.

Handler Interface Pin Assignment and Signals

Pin assignment and description of input/output signals for the handler interface connector.

Handler Interface Timing and Electrical Characteristics

Timing charts and electrical characteristics of handler interface signals.

9. Using Scanner Interface

Multi-correction Function and Channel Selection

Using multi-correction and selecting channels via front panel or scanner interface.

Scanner Interface Signal Assignment and Timing

Pin assignment and timing charts for scanner interface signals.

Scanner Interface Electrical Characteristics and Maintenance

Electrical characteristics of scanner signals and procedures for interface maintenance.

10. Specifications and Supplemental Information

Definitions and Option Dependencies

Explains specification terms and frequency options.

Basic Specifications

Covers measurement parameters, signals, timing, ranges, and accuracy.

Measurement Accuracy Details

Accuracy data for Cp, Cs, D, G, Rs, Q, Rp, and calculation examples.

11. Precautions for Use and Daily Checks

Usage Precautions and Key Lock Function

General precautions for use, including disabling front panel keys.

Daily Checks and Self-Testing

Describes daily checks and self-test procedures.

Instrument Cleaning and Service Cautions

Instructions for cleaning the instrument and cautions for repair or calibration.

12. Troubleshooting

Check Items When Trouble Occurs

Steps for common instrument issues like no display or abnormal values.

Troubleshooting Remote Control Issues

Diagnosing problems during remote operation and handling error messages.