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Thông số kỹ thuật của đồng hồ vạn năng – KEYSIGHT 34465A
General technical data |
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| DC Voltage | Range: 100 mV to 1,000 V
Accuracy: ± (0.0030% + 0.0030% of reading) |
| AC Voltage (True RMS) | Range: 100 mV to 750 V
Frequency Range: 3 Hz to 300 kHz Accuracy: ± (0.02% + 0.02% of reading) |
| DC Current | Range: 1 µA to 10 A
Accuracy: ± (0.0070% + 0.0050% of reading) |
| AC Current (True RMS) | Range: 100 µA to 10 A
Frequency Range: 3 Hz to 10 kHz Accuracy: ± (0.07% + 0.04% of reading) |
| Resistance | Range: 100 Ω to 1 GΩ
Accuracy: ± (0.0030% + 0.0030% of reading) Supports 2-wire and 4-wire measurements |
| Frequency/Period | Frequency Range: 3 Hz to 300 kHz
Accuracy: ± (0.003% 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 trend charts.
Resolution: 6½-digit resolution. Data Logging: Memory for up to 50,000 readings (expandable to 2 million). |
| Connectivity | Standard: USB for quick data transfer and PC connectivity.
Optional: LAN/LXI Core, and GPIB interfaces for system integration. |
| Additional Features | Auto calibration (ACAL) for maintaining accuracy over extended use. |
Keysight 34465A: High-Performance Digital Multimeter
The Keysight 34465A Digital Multimeter is a high-precision, 6½-digit instrument designed for advanced testing, troubleshooting, and development applications. Built on Keysight’s Truevolt technology, it provides highly accurate and reliable measurements by minimizing the impact of noise and environmental factors. With an expanded measurement range, it supports DC/AC voltage (up to 1,000 V), DC/AC current (up to 10 A), resistance (up to 1 GΩ), capacitance, frequency, continuity, and diode testing. The DC voltage accuracy of ±0.0030% ensures precise measurements, making it ideal for applications requiring exceptional resolution and stability.
The Keysight – 34465A features a vivid color graphical display with advanced visualization options like histograms, bar meters, and trend charts for easy data interpretation. Its built-in data logging can store up to 50,000 readings (expandable to 2 million), supporting long-term monitoring and trend analysis. Connectivity options include USB (standard), with optional LAN/LXI Core and GPIB interfaces for seamless integration into automated test systems. Additional features, such as auto-calibration (ACAL), ensure sustained accuracy over extended periods. Combining performance, flexibility, and ease of use, the 34465A is a powerful tool for engineers and researchers in demanding test environments.
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