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Keysight DAQ973A User Manual

Keysight DAQ973A
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Keysight DAQ970A/DAQ973A
Data Acquisition System
Service Guide
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Table of Contents

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Keysight DAQ973A Specifications

General IconGeneral
BrandKeysight
ModelDAQ973A
CategoryAnalytical Instruments
LanguageEnglish

Summary

Safety Considerations

Pre-Power and Grounding Safety

Covers safety checks before applying power and instrument grounding.

Power Cycling and Cover Removal Safety

Safety procedures for powering on/off and removing instrument covers.

Operational Safety Limits

Prohibits operation in explosive atmospheres, modification, and exceeding voltage limits.

1 Service and Repair

Troubleshooting and Self-Tests

Covers troubleshooting steps, checklists, and self-test procedures.

Battery and Disassembly Procedures

Details on battery replacement and instrument disassembly.

Troubleshooting

Self-test Procedures

Power-on Self-Test

Description of the automatic self-tests performed on power-on.

Full Self-Test and Module Self-Tests

Procedures for performing a complete self-test and module self-tests.

Battery Check and Replacement

Verify or Replace Battery

Step-by-step instructions for checking and replacing the internal battery.

Disassembly Procedures

2 Calibration Procedures

Internal DMM Adjustments

Procedures for Zero and Gain adjustments of the internal DMM.

Calibration Adjustment Sequence and DMM Adjustments

Internal DMM Zero Adjustments

Procedures for Zero and ADC, AC Zero, and Capacitance Zero calibrations.

Internal DMM Gain Adjustments

Procedures for Gain and Flatness adjustments for various functions.

Zero Adjustment Procedures

Zero and ADC Calibration

Specific procedure for zero and ADC calibration.

AC Zero Calibration

Specific procedure for AC zero calibration.

Capacitance Zero Calibration

Specific procedure for capacitance zero calibration.

Gain Adjustment Procedures

3 Performance Verification

Quick Performance Check

A simple method to achieve high confidence in instrument operation.

Performance Verification Tests

Acceptance tests to verify measurement performance against specifications.

Internal DMM Verification Tests

Procedures to verify the performance of the internal DMM.

Gain Verification

Checking the full scale reading accuracy of the internal DMM.

Performance Verification Tests Details

Internal DMM Verification

Zero Offset Verification

Checking the zero offset performance for DMM functions and ranges.

Gain Verification Procedures

DC Voltage, Ohms, and DC Current Gain Verification

Procedures for verifying gain in DC voltage, Ohms, and DC current functions.

DC Voltage Gain Verification Test

Specific test procedure for DC voltage gain verification.

Ohms Gain Verification Test

Specific test procedure for Ohms gain verification.

DC Current Gain Verification Test

Specific test procedure for DC current gain verification.

AC Voltage Gain Verification Test

Specific test procedure for AC voltage gain verification.

AC Current Gain Verification Test

Specific test procedure for AC current gain verification.

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