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NI Digital Multimeters Documentation
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NI Digital Multimeters
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NI Digital Multimeters Help
Related Documentation
Using Help
Conventions
Navigating Help (Windows Only)
Searching Help (Windows Only)
Printing Help File Topics (Windows Only)
Fundamentals
Measurement Quality
Accuracy
Sensitivity
Resolution
Noise
Precision
Measurement Considerations
Normal and Common-Mode Signals
Normal-Mode Rejection Ratio (NMRR)
Common-Mode Rejection Ratio (CMRR)
Effective Common-Mode Rejection Ratio (ECMRR)
Input Resistance
Burden Voltage
Thermal Voltages
Settling Time
Resistor Self-Heating
Dielectric Absorption
Residual Impedance
Stray Admittance
Devices
NI 4072
Self-Calibration
Front Panel Connections
Capacitance
Inductance
DC Voltage
AC Current
AC Voltage
DC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
Frequency/Period
SCXI Communication
Triggering
Temperature (Thermocouple)
Temperature (2-wire RTD)
Temperature (4-wire RTD)
Temperature (Thermistor)
DMM Measurements
DMM Measurement Cycle
Settling Time
Aperture Time
ADC Calibration
Auto Zero
Overrange/Underrange
DMM Measurement Defaults
Capacitance/Inductance
Theoretical Background
Impedance
Admittance
Capacitors
Inductors
Model
Test Signal
Measurement Considerations
Frequency Effects of Real-World Components
Temperature Effects
Cabling
Noise Pickup
DC Bias
OPEN/SHORT Compensation
Offset Nulling
DC Voltage
DC Noise Rejection
Handling High DC Voltages
Optimizing Low-Voltage Measurements
Offset Nulling
Selecting Aperture Time for DC Measurements
AC Voltage
DC and AC Coupling
Frequency Response
AC RMS Noise
Crest Factor
Offset Errors
DC and AC Current
Input Protection
Low-Current Measurement Considerations
High Current (Up to 10 A) Measurement Considerations
Offset Nulling
Resistance
2-Wire Resistance Measurements
4-Wire Resistance Measurements
Offset Compensated Ohms
Offset Nulling
System Considerations for Resistance Measurements
Optimizing for High-Resistance Measurements
Measuring on the 100 MOhm Range
Offset Nulling
Frequency/Period
Diode
Temperature
Thermocouples
RTDs
Thermistors
Waveform Acquisitions
Waveform Acquisition Defaults
Waveform Acquisition Measurement Cycle
Analog Bandwidth
Nyquist Theorem
Overranging
Input Coupling
Sample Rate
DC Noise Rejection for Waveforms
Transient Measurement Considerations
Current Waveforms
NI 4071
Self-Calibration
Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
Frequency/Period
SCXI Communication
Triggering
Temperature (Thermocouple)
Temperature (2-wire RTD)
Temperature (4-wire RTD)
Temperature (Thermistor)
DMM Measurements
DMM Measurement Cycle
Settling Time
Aperture Time
ADC Calibration
Auto Zero
Overrange/Underrange
DMM Measurement Defaults
DC Voltage
DC Noise Rejection
Handling High DC Voltages
Optimizing Low-Voltage Measurements
Offset Nulling
Selecting Aperture Time for DC Measurements
AC Voltage
DC and AC Coupling
Frequency Response
AC RMS Noise
Crest Factor
Offset Errors
DC and AC Current
Input Protection
Low-Current Measurement Considerations
High-Current (Up to 10 A) Measurement Considerations
Offset Nulling
Resistance
2-Wire Resistance Measurements
4-Wire Resistance Measurements
Offset Compensated Ohms
System Considerations for Resistance Measurements
Optimizing for High-Resistance Measurements
Measuring on the 100 MOhm Range
Offset Nulling
Frequency/Period
Diode
Temperature
Thermocouples
RTDs
Thermistors
Waveform Acquisitions
Waveform Acquisition Defaults
Waveform Acquisition Measurement Cycle
Analog Bandwidth
Nyquist Theorem
Overranging
Input Coupling
Sample Rate
DC Noise Rejection for Waveforms
Transient Measurement Considerations
Current Waveforms
NI 4070
Self-Calibration
Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
Frequency/Period
SCXI Communication
Triggering
Temperature (Thermocouple)
Temperature (2-wire RTD)
Temperature (4-wire RTD)
Temperature (Thermistor)
DMM Measurements
DMM Measurement Cycle
Settling Time
Aperture Time
ADC Calibration
Auto Zero
Overrange/Underrange
DMM Measurement Defaults
DC Voltage
DC Noise Rejection
Handling High DC Voltages
Optimizing Low-Voltage Measurements
Offset Nulling
Selecting Aperture Time for DC Measurements
AC Voltage
DC and AC Coupling
Frequency Response
AC RMS Noise
Crest Factor
Offset Errors
DC and AC Current
Input Protection
Low-Current Measurement Considerations
High-Current (Up to 10 A) Measurement Considerations
Offset Nulling
Resistance
2-Wire Resistance Measurements
4-Wire Resistance Measurements
Offset Compensated Ohms
System Considerations for Resistance Measurements
Optimizing for High-Resistance Measurements
Measuring on the 100 MOhm Range
Offset Nulling
Frequency/Period
Diode
Temperature
Thermocouples
RTDs
Thermistors
Waveform Acquisitions
Waveform Acquisition Defaults
Waveform Acquisition Measurement Cycle
Analog Bandwidth
Nyquist Theorem
Overranging
Input Coupling
Sample Rate
DC Noise Rejection for Waveforms
Transient Measurement Considerations
Current Waveforms
NI 4065
NI PXI/PCI/PCIe-4065 Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
SCXI Communication
Triggering
Temperature (Thermocouple)
Temperature (2-wire RTD)
Temperature (4-wire RTD)
Temperature (Thermistor)
NI USB-4065 Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
Triggering
Temperature (Thermocouple)
Temperature (2-wire RTD)
Temperature (4-wire RTD)
Temperature (Thermistor)
DMM Measurements
DMM Measurement Cycle
Settling Time
Aperture Time
Auto Zero
Overrange/Underrange
DMM Measurement Defaults
DC Voltage
DC Noise Rejection
Handling High DC Voltages
AC Voltage
DC and AC Coupling
DC and AC Current
Input Protection
High-Current (Up to 10 A) Measurement Considerations
Resistance
2-Wire Resistance Measurements
4-Wire Resistance Measurements
System Considerations for Resistance Measurements
Optimizing for High-Resistance Measurements
Measuring on the 100 MOhm Range
Diode
Temperature
Thermocouples
RTDs
Thermistors
NI 4060
Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
4-Wire Resistance
Voltage Drop Across a Diode
SCXI Communication
Triggering
NI 4050
Front Panel Connections
DC Voltage
AC Voltage
DC Current
AC Current
2-Wire Resistance
Voltage Drop Across a Diode
Accessories
Integration and System Considerations
Environment
Chassis
PXI Express Compatibility
USB System Considerations
Using Switches
Switch Fundamentals
Relay Forms
Topologies
Settling Time and Switches
Load Switching
Switching Voltages
Low Voltages
High Voltages
Voltages with Large Common-Mode Components
Switching Current
Switching Capacitance and Inductance
Scanning
Handshaking Scanning
Synchronous Scanning
DMM Soft Front Panel
Programming with NI-DMM
Getting Started
Using NI-DMM in LabVIEW
Considerations for Using the LabVIEW Real-Time Module
Using NI-DMM in LabWindows/CVI
Using NI-DMM in Visual C++
Using NI-DMM in Visual Basic
Programming Flow
Initialize
Configuring the Hardware
Acquiring Data
Close
Using Attributes and Properties with NI-DMM
Features
Performing Self-Calibration
Configuring Auto Zero
Configuring Auto Range
Configuring Offset Compensated Ohms
Configuring ADC Calibration
Configuring Input Resistance
Selecting DC Noise Rejection
Configure Waveform Coupling
Configuring Frequency Measurements
Configuring Period Measurements
Simulating NI Digital Multimeters
Measuring Current
Triggering
Single Point Acquisitions
Multiple Point Acquisitions
Continuous Acquisitions
Generating Measurement Complete
Scanning Switch Modules
LabWindows/CVI Trigger Routing
LabVIEW Trigger Routing
Acquiring Waveforms
Single Waveform Acquisitions
Multiple Waveform Acquisitions
Synchronizing Waveform Measurements
Acquiring High-Frequency Waveforms
Configuring Measurement Timing
Examples
NI-DMM LabVIEW Reference
Operating System Support
Glossary
Important Information
Warranty
Copyright
Patents
Trademarks
Warning Regarding Use of National Instruments Products
Technical Support and Professional Services
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