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General| Brand | HP |
|---|---|
| Model | 3438A |
| Category | Multimeter |
| Language | English |
Describes the -hp- Model 3438A as a 3½ digit, five function, autoranging multimeter.
Lists performance standards and limits for the multimeter, including changes and supplemental info.
Explains the two-section serial number and manual identification.
Lists available options and accessories for the multimeter.
Alerts users to hazardous conditions and explains warning symbols.
Details procedures for inspecting the instrument for physical damage and electrical order.
Explains power source matching and specifies operating temperature and humidity ranges.
Describes multimeter mounting and the HP-IB connector and signals.
Provides a general guide for repackaging the instrument for shipment.
Covers basic operation, AC power, overload indications, improper switch combinations, and autoranging.
Describes the front and rear panel input terminals and the input selector switch.
Details procedures for measuring DC and AC voltages, including safety precautions.
Explains procedures for DC/AC current and resistance measurements.
Provides examples of HP-IB system operations and configurations.
Lists equipment required for performance tests and acceptable substitutes.
Describes the sequence of performance tests to be performed.
Explains tests that comprise abbreviated tests for repair verification.
Details procedures and limits for testing DC and AC voltmeter accuracy.
Details procedures and limits for testing DC/AC ammeter and ohmmeter accuracy.
Lists test equipment and specifies the adjustment interval for proper calibration.
Details disassembly instructions and pre-adjustment procedures for accessing components.
Outlines the sequence of adjustments to be made for multimeter calibration.
Provides information on ordering parts, non-listed parts, changes, and proprietary parts.
Lists all replaceable parts with HP part numbers and descriptions.
Explains the purpose of the manual changes section.
Explains the multimeter's operational theory, including block diagrams and detailed explanations.
Provides guidance and procedures for diagnosing and resolving multimeter issues.
Presents simplified and complete circuit diagrams for service analysis.
Details preliminary troubleshooting, front panel observations, and logic troubleshooting techniques.
Explains test jumpers and provides HP-IB troubleshooting guidance.
Covers analog circuit troubleshooting, power supply checks, and VSUB voltage isolation.
