PXI-4071

Земля PXI-4071 is a precision FlexDMM (Flexible Digital Multimeter) разработанный Национальные инструменты for engineers who require laboratory-grade accuracy in PXI automated test systems.

The PXI-4071 combines the functionality of a high-end digital multimeter with waveform digitizing capability, making it ideal for precision measurement, semiconductor validation, calibration systems, and industrial automation.

Unlike traditional bench DMMs, the PXI-4071 integrates directly into modular PXI systems, allowing synchronized measurements with switching, DAQ, RF, and source modules.

Типичные применения включают:

• Автоматизированное испытательное оборудование (АИО)
• Semiconductor parametric testing
• Calibration systems
• Precision voltage measurement
• Current leakage testing
• Production test
• Electronic validation
• Промышленная автоматизация

Precision Measurement Architecture

The PXI-4071 is designed for ultra-high accuracy.

Ключевые характеристики:

This makes it one of the most versatile precision DMMs in the PXI platform.

7½-Digit High Resolution

The most important advantage of the PXI-4071 is its 7½-digit resolution.

Преимущества:

Ultra-Precise DC Measurement

Measure microvolt-level signal changes.

Better Long-Term Stability

Ideal for calibration systems.

Low Noise Performance

Higher repeatability and confidence.

High Dynamic Range

Capture low-level analog behavior accurately.

Области применения включают:

• Precision sensor validation
• Analog circuit testing
• Semiconductor leakage current testing
• Power rail verification

Compared with 6½-digit DMMs, the PXI-4071 provides significantly better measurement depth.

Multi-Function FlexDMM Capability

The PXI-4071 integrates multiple measurement functions:

DC Voltage

High-precision voltage analysis.

AC Voltage

General waveform RMS measurement.

DC/AC Current

Power consumption and leakage testing.

Resistance

Supports both 2-wire and Kelvin 4-wire measurement.

Frequency / Period

Timing and clock validation.

Diode / Continuity

Fast production verification.

This reduces instrument count in automated systems.

Built-In Digitizer Mode

A unique feature of the PXI-4071 is its built-in digitizer mode.

Specifications:

• До 1.8 MS/s
• Dynamic waveform capture
• Transient event recording
• Ripple analysis

Приложения

Power Electronics

Measure ripple and switching behavior.

Sensor Testing

Capture dynamic analog changes.

Transient Detection

Analyze short-duration signal events.

Проверка смешанных сигналов

Observe analog performance over time.

This gives engineers both static precision and dynamic waveform analysis in one module.

Isolation and Safety

The PXI-4071 includes 300 Vrms channel isolation.

Преимущества:

• Improved operator safety
• Reduced ground loop interference
• Better floating measurements
• Improved industrial reliability

This is especially useful in:

• Power systems
• Industrial DUT testing
• Battery systems
• High-side measurements

Isolation improves both safety and measurement integrity.

Semiconductor and Calibration Applications

The PXI-4071 is widely used in semiconductor labs.

Common applications:

Leakage Current Testing

Measure ultra-low leakage.

Характеристика устройства

Precision parameter testing.

Power Supply Calibration

Verify output voltage accuracy.

Precision Source Verification

Used with SMUs and calibrators.

Its high precision makes it ideal for metrology-level tasks.

Интеграция систем PXI

The PXI-4071 works seamlessly with:

• PXI Switch modules
• PXI Source Measure Units (SMU)
• PXI DAQ modules
• PXI Timing modules
• PXI RF instruments

Поддерживаемое программное обеспечение:

• ЛабВью
• NI-DMM
• Тестовая стойка
• Питон
• C/C++
• .NET

This makes automated test development much faster.

Comparison with Similar NI DMM Modules

Compared with the PXI-4065, the PXI-4071 provides better precision and waveform capture. Compared with the PXIe-4081, it is older but still highly trusted for calibration and precision ATE.

Why Engineers Choose PXI-4071

Engineers choose the PXI-4071 for:

• Ultra-high precision
• 7½-digit resolution
• Dynamic waveform digitizer mode
• Flexible measurement functions
• Валидация полупроводников
• Calibration systems
• Промышленная автоматизация
• Reliable PXI integration

It remains one of NI’s most respected FlexDMM modules.

Заключение

Земля PXI-4071 is a high-accuracy FlexDMM built for precision automated test systems.

Его сочетание:

• 7½-digit resolution
• High DC accuracy
• Multi-function measurement
• 1.8 MS/s digitizer mode
• Isolation protection
• Flexible PXI integration
• Strong software ecosystem

makes it an excellent choice for calibration, semiconductor testing, industrial validation, and high-end precision measurement systems.