Description
The National Instruments PXIe-4081 PXI Digital Multimeter, identified by part numbers 783130-01 and 154888C-02L, is a high-performance instrument designed for a wide range of measurement tasks. This multimeter boasts a 7½-digit resolution, ensuring precise readings across its various functions.
It offers a voltage range of up to ±1,000 V, with an onboard isolated digitizer capable of sampling rates up to 1.8 MS/s. The PXIe-4081 is versatile, supporting measurement capabilities such as AC/DC Voltage, AC/DC Current, 2- or 4-wire Resistance, Frequency/Period Measurements, and Diode Tests, making it suitable for a broad spectrum of testing requirements.
The digitizer mode allows for sampling rates up to 1.8 million samples per second, enabling users to capture fast, transient signals with high fidelity. The input impedance is rated at 10 MΩ ± 2% in parallel with 90 pF, optimizing the device for a variety of testing environments and ensuring accurate results.
With a maximum DC voltage component of 400 V and a frequency range from 15 Hz to 500 KHz, the PXIe-4081 can handle a wide array of electrical measurements. The period measurement range extends from 2 µs to 66.67 ms, offering flexibility in timing analysis. Additionally, the ADC linearity is maintained up to 0.5 ppm of the reading + 0.5 ppm, emphasizing the device’s precision in analog-to-digital conversion.
Before achieving optimal performance, the PXIe-4081 requires a warm-up time of 60 minutes. To maintain its high level of accuracy and reliability, a calibration period of every 2 years is recommended, ensuring the device remains in top condition for precise measurements over time.
| Specification | Detail |
|---|---|
| Part Number | 783130-01, 154888C-02L |
| Description | National Instruments PXIe-4081 PXI Digital Multimeter |
| Digit Resolution | 7½-Digit |
| Voltage Range | ±1,000 V; Onboard 1.8 MS/s Isolated |
| Measurement Capabilities | AC/DC Voltage, AC/DC Current, 2- or 4-wire Resistance, Frequency/Period Measurements, Diode Tests |
| Digitizer Mode | Sample rates up 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 µs to 66.67 ms |
| ADC Linearity | Up to 0.5 ppm of reading + 0.5 ppm |
| Warm-up Time | 60 minutes |
| Calibration Period | Every 2 years |
| Input Protection |
Question 1: What is the voltage range of the PXIe-4081? Question 2: How high can the PXIe-4081 digitizer sample? Question 3: What is the recommended calibration period for the PXIe-4081? Question 4: What is the warm-up time for the PXIe-4081? Question 5: What is the maximum DC voltage component for PXIe-4081? |
