WHAT THIS MANUAL CONTAINS

This is the Operating manual for the HP 6621A through 6624A and 6627A Series of Multiple Output Linear System Power Supplies. It contains information relating to the installation, operation, and programming of these supplies as outlined below. Maintenance and troubleshooting instructions are given in a separate Service Manual (HP Part No. 5957- 6379).

Chapter 1.--General Information

Chapter 1 contains a general description of the power supplies as well as instrument specifications and information concerning options and accessories.

Chapter 2.--Installation Procedures

Chapter 2 contains information to prepare the supply for use. Included in this chapter are power requirements, line voltage conversion, and HP-IB interface connections.

Chapter 3.--Getting Started

Chapter 3 contains a brief description of the supply's front panel controls and indicators and describes how to turn on the supply and to check it's operation. An introduction to remote operation over the HP-IB is also given to help a first time user get started quickly.

Chapter 4.--Output Connections and Operating Information

Chapter 4 contains information about making connections to the supply's output terminals. General operating information is also provided.

Chapter 5.--Remote Operation

Chapter 5 contains all of the information required to operate the supply remotely via an HP-IB computer. All of the commands that can be used to program the supplies are described.

Chapter 6.--Local Operation

Chapter 6 contains instructions on using all of the front panel controls and indicators.

Appendix A--Calibration Procedure

Appendix A contains programming steps and procedures that are required to calibrate your power supply. It is recommended that the power supply be calibrated yearly.

Appendix B--Programming with Series 200 Computer

Appendix B contains Series 200/300 Computer programming examples (in HP extended BASIC language) for your Power Supply's most frequently used functions.

Appendix C--Command Summary

Appendix C contains an alphabetical listing of all commands that can be sent to a supply.

Appendix D--Error Messages

Appendix D contains a listing and brief explanation of all error codes and messages for all programming and hardware errors.

Appendix E - Manual Backdating

Appendix E contains backdating information for units with Serial numbers lower than those listed on the title page.

6

Page 6
Image 6
HP 6623A manual General Information, Installation Procedures, Getting Started, Output Connections and Operating Information

6624A, 6621A, 6623A specifications

The HP 6623A, 6621A, and 6624A are precision DC power supplies widely recognized for their reliability and performance in various laboratory and industrial applications. These models are part of HP's 662X series, designed to cater to the needs of engineers, researchers, and technicians who require accurate power sources for their testing and development activities.

The main features of the HP 6623A, 6621A, and 6624A include their high stability, low ripple, and excellent load regulation, ensuring that the output voltage and current remain stable during testing. The power supplies provide multiple output channels, allowing users to power multiple devices simultaneously. The flexibility in setting voltage and current levels makes these models ideal for a wide range of applications, including semiconductor testing, device characterization, and system integration.

One of the standout technologies in the HP 662X series is the use of smart design techniques that minimize noise and enhance output performance. These power supplies incorporate advanced feedback mechanisms to maintain steady output, even under varying load conditions. Additionally, they feature programmable outputs, which means users can adjust the output levels through a connected computer or control system, streamlining the testing process and improving efficiency.

The HP 6623A model offers three independent outputs, with total power capabilities of 40 watts. It includes a 0-20V output, which can deliver up to 2A of current, along with two additional outputs that are adjustable. The 6621A provides a single output option, delivering a maximum of 20V and 2A, making it well-suited for simple applications where a single power source is required. In contrast, the HP 6624A stands out with its four independent output channels, providing a total of 60 watts, making it the most versatile of the three models.

Characteristics of these power supplies include user-friendly interfaces, allowing for easy configuration and monitoring of settings. LED indicators provide real-time feedback on voltage and current levels, enabling users to quickly assess the performance of their tests. Moreover, built-in protection features safeguard both the power supply and the connected devices from overvoltage and overcurrent conditions.

Overall, the HP 6623A, 6621A, and 6624A power supplies embody advanced engineering and design, making them invaluable tools for professionals looking for high-quality, reliable power sources for their electronic testing needs.