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Thông số kỹ thuật của đồng hồ vạn năng – KEYSIGHT 34461A
General technical data |
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| DC Voltage | Range: 100 mV to 1,000 V
Accuracy: ± (0.0020% + 0.0006% of reading) |
| AC Voltage (True RMS) | Range: 100 mV to 750 V
Frequency Range: 3 Hz to 300 kHz Accuracy: ± (1.00% + 0.02% of reading) for low frequencies (3 Hz–5 Hz) |
| DC Current | Range: 100 µA to 3 A
Accuracy: ± (0.010% + 0.02% of reading) |
| AC Current (True RMS) | Range: 100 µA to 3 A
Frequency Range: 3 Hz to 5 kHz Accuracy: ± (0.10% + 0.04% of reading) |
| Resistance | Range: 100 Ω to 100 MΩ
Accuracy: ± (0.0020% + 0.0005% of reading) Supports 2-wire and 4-wire measurements |
| Frequency/Period | Frequency Range: 3 Hz to 300 kHz
Accuracy: ± (0.03% of reading) |
| Capacitance | Range: 1 nF to 100 µF
Accuracy: ± (0.50% + 0.50% of reading) |
| Continuity | Continuity: Audible alert for resistance < threshold (typically 1 kΩ) |
| Diode Testing | Diode: Test voltage up to 5 V |
| Display and Features | Color Graphical Display: Includes histogram, bar meter, and traditional numeric views for easy data interpretation.
Resolution: 6½ digits for ensuring highly detailed readings. Data Logging: Memory for up to 1,000 readings, ideal for trend analysis or long-term monitoring. |
| Connectivity | Standard: USB for quick data transfer and PC connectivity.
Optional: LAN/LXI Core, and GPIB interfaces for system integration. |
Keysight 34461A: High-Performance Digital Multimeter
The Keysight 34461A Digital Multimeter is a high-precision, 6½-digit instrument designed to deliver reliable and accurate measurements for a wide range of applications in R&D, testing, and troubleshooting. Powered by Truevolt technology, it ensures exceptional accuracy by compensating for real-world factors like signal noise, providing confidence in measurement results. It supports various measurement functions, including DC/AC voltage, DC/AC current, resistance (2- and 4-wire), frequency, period, capacitance, continuity, and diode testing. With a DC voltage accuracy of ±0.0020% and a wide measurement range, the 34461A is ideal for applications requiring precision and versatility.
Equipped with a vivid color graphical display, the Keysight – 34461A offers advanced data visualization tools such as histograms, bar meters, and traditional numeric views, enabling quick and intuitive data interpretation. Built-in data logging capabilities store up to 1,000 readings, making it easy to perform trend analysis or long-term monitoring. Connectivity options, including USB (standard) and optional LAN/LXI Core and GPIB, ensure seamless integration with PC-based setups and automated systems. Compact and versatile, the 34461A is a powerful solution for professionals needing dependable performance in a user-friendly format.
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