Contents

Contents

Chapter 3 Features and Functions (continued)

Math Operations

Min-Max Operation 64

Null (Relative) Operation 65

dB Measurements 67

dBm Measurements 68

Limit Testing 69

Triggering

Trigger Source Choices 73

The Wait-for-Trigger State 76

Halting a Measurement in Progress 76

Number of Samples 77

Number of Triggers 78

Trigger Delay 79

Automatic Trigger Delays 81

Reading Hold 82

Voltmeter Complete Terminal 83

External Trigger Terminal 83

System-Related Operations

Reading Memory 84

Error Conditions 85

Self-Test 86

Display Control 87

Beeper Control 88

Comma Separators 89

Firmware Revision Query 89

SCPI Language Version Query 90

Remote Interface Configuration

GPIB Address 91

Remote Interface Selection 92

Baud Rate Selection (RS-232) 93

Parity Selection (RS-232) 93

Programming Language Selection 94

Calibration

Calibration Security 95

Calibration Count 98

Calibration Message 99

Operator Maintenance

To Replace the Power-Line Fuse 100

To Replace the Current Input Fuses 100

Power-On and Reset State 101

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.

Agilent Technologies 34401A manual Contents

Models: 34401A

34401A specifications