Hewlett-Packard 3455A Digital Voltmeter Operating and Service Manual

About this manual

This manual covers general information, safety considerations, and specifications for the Hewlett‑Packard 3455A digital voltmeter. It includes detailed installation steps, power‑requirements, grounding instructions, and recommended test equipment.

The document also provides extensive operating instructions, performance test procedures, adjustment sequences, replaceable‑parts listings, and service group troubleshooting diagrams for both in‑guard and out‑guard sections of the instrument.

What's inside

• General Information
• Installation
• Operating Instructions
• Performance Tests
• Adjustments
• Replaceable Parts
• Manual Changes
• Service
• Safety Considerations

Specifications

Frequently asked questions

What power cable does the 3455A use?

The instrument is equipped with a three‑conductor AC power cable.

What safety symbol indicates dangerous voltage?

The symbol for dangerous voltage marks terminals that can exceed 1000 V.

Where can DC zero adjustments be performed?

DC Zero Adjustments are described in the Adjustments section of the manual.