Contents

Chapter 4 Remote Interface Reference

Command Summary 105

Simplified Programming Overview 112

The MEASure? and CONFigure Commands 117 Measurement Configuration Commands 121 Math Operation Commands 124

Triggering 127

Triggering Commands 130 System-Related Commands 132 The SCPI Status Model 134 Status Reporting Commands 144 Calibration Commands 146 RS-232 Interface Configuration 148 RS-232 Interface Commands 153

An Introduction to the SCPI Language 154 Output Data Formats 159

Using Device Clear to Halt Measurements 160 TALK ONLY for Printers 160

To Set the GPIB Address 161

To Select the Remote Interface 162 To Set the Baud Rate 163

To Set the Parity 164

To Select the Programming Language 165

Alternate Programming Language Compatibility 166 SCPI Compliance Information 168

IEEE-488 Compliance Information 169

Chapter 5 Error Messages

Execution Errors 173

Self-Test Errors 179

Calibration Errors 180

Chapter 6 Application Programs

Using MEASure? for a Single Measurement 185 Using CONFigure with a Math Operation 186 Using the Status Registers 188

RS-232 Operation Using QuickBASIC 192 RS-232 Operation Using Turbo C 193

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Agilent Technologies 34401A manual Remote Interface Reference, Error Messages, Application Programs

34401A specifications

Agilent Technologies 34401A is a highly reputable digital multimeter (DMM), renowned for its accuracy, versatility, and performance in a wide range of measurement applications. First introduced in the early 1990s, the 34401A has become a staple in laboratories, manufacturing environments, and educational institutions due to its robust build and comprehensive features.

One of the standout characteristics of the 34401A is its impressive accuracy, boasting a basic DC voltage accuracy of 0.0035%, making it ideal for precise measurements in electronic testing. The multimeter offers a wide range of measurement capabilities, including voltage (DC and AC), current (DC and AC), resistance, frequency, and continuity test, making it a highly versatile tool for engineers and technicians.

The 34401A utilizes a 6½-digit resolution, enabling the user to measure small changes in electrical signals with remarkable precision. With a sampling rate of up to 1000 readings per second, it can handle dynamic test requirements, providing timely results without sacrificing measurement integrity.

In terms of connectivity, the Agilent 34401A includes a GPIB (General Purpose Interface Bus) for remote operation, allowing users to automate their testing processes and integrate the multimeter easily into larger measurement systems. This feature is particularly beneficial in automated test environments, where speed and accuracy are paramount.

Additionally, the DMM incorporates advanced measurement functions, such as statistical analysis, including mean, standard deviation, and minimum/maximum readings, which provide users with valuable insights into their data. The instrument's user-friendly interface, complete with a clear digital display and intuitive controls, enhances usability and ensures that users can easily navigate its various functions.

Robust software support further extends the capabilities of the Agilent 34401A. It is compatible with a range of software tools for data logging and analysis, enabling users to efficiently document and analyze their measurements over time.

In summary, Agilent Technologies 34401A stands out in the realm of digital multimeters due to its high accuracy, extensive measurement functionalities, and user-friendly features. Whether for research and development, quality control, or educational purposes, the 34401A remains a preferred choice for professionals demanding reliable and precise measurement solutions. Its enduring legacy in the industry speaks to its performance and reliability, making it an essential tool for anyone involved in electronic testing and measurement.