Description
The PXIe-4081 is defined by its part numbers 783130-01, 154888C-02L and stands out as the industry’s most accurate 7½-digit Digital Multimeter (DMM). This device is capable of measuring both AC/DC voltage and AC/DC current, along with 2- or 4-wire resistance, frequency/period measurements, and performing diode tests. Its remarkable accuracy makes it a top choice in its category.
The DMM features a voltage range of ±100 mV to ±1000 V (DC or AC coupled) and a current range of ±1 µA to ±3 A, ensuring a wide variety of electrical parameters can be measured with precision. One of the standout features of the PXIe-4081 is its digitizer mode, which allows for capturing waveforms at sample rates up to 1.8 MS/s at full input range up to 3 A or 1,000 V.
With a sample rate range from 10 S/s to 1.8 MS/s, this device is highly versatile and suitable for a broad spectrum of measurement needs. The input impedance is specified as 10 MΩ ± 2% in parallel with 90 pF, ensuring accurate measurements across its operation. Additionally, the PXIe-4081 can safely measure a maximum DC voltage component of up to 400 V.
The instrument’s frequency range is another highlight, spanning from 15 Hz to 500 KHz, thereby accommodating a variety of applications from low frequency measurements to medium-high frequency analyses. The period measurement range further complements its comprehensive functionality, offering extensive utility in a multitude of testing and measurement scenarios.
Overall, the PXIe-4081 Digital Multimeter
| Specification | Detail |
|---|---|
| Part Number | 783130-01, 154888C-02L |
| Model | PXIe-4081 |
| Description | 7½-Digit, ±1,000 V; Onboard 1.8 MS/s Isolated Digital Multimeter |
| Accuracy | Industry’s most accurate 7½-digit DMM |
| Measurement Capabilities | AC/DC voltage, AC/DC current, 2- or 4-wire resistance, frequency/period measurements, diode tests |
| Digitizer Mode | Waveforms at sample rates up to 1.8 MS/s at full input range up to 3 A or 1,000 V |
| Voltage Range | ±100 mV to ±1000 V (DC or AC coupled) |
| Current Range | ±1 µA to ±3 A |
| Sample Rate Range | 10 S/s to 1.8 MS/s |
| Input Impedance | 10 MΩ ± 2% in parallel with 90 pF |
| Maximum DC Voltage Component | 400 V |
| Frequency Range | 15 Hz to 500 KHz |
| Period Measurement Range | 2 µ
Question 1: What is the voltage range of the PXIe-4081? Question 2: Can the PXIe-4081 measure AC and DC current? Question 3: What is the max digitizer mode sample rate for PXIe-4081? Question 4: What is the input impedance of the PXIe-4081? Question 5: Can PXIe-4081 perform frequency measurements? |



