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Thông số kỹ thuật của đồng hồ vạn năng – KEYSIGHT 34460A
General technical data |
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| DC Voltage | Range: 100 mV to 1,000 V
Accuracy: ± (0.0040% + 0.0060% 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: ± (0.0040% + 0.0060% 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 (22-bit equivalent), 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 for network integration; GPIB for integration with legacy systems. |
Keysight 34460A: High-Performance Digital Multimeter
The Keysight 34460A Digital Multimeter is a versatile, high-precision instrument designed to deliver reliable measurements for a wide range of applications in electronics testing and development. Featuring a 6½-digit resolution and Truevolt technology, it provides exceptional accuracy and confidence in results by compensating for real-world signal noise and error sources. Its measurement capabilities include DC/AC voltage, DC/AC current, resistance (2- and 4-wire), frequency, capacitance, continuity, and diode testing. With a basic DC voltage accuracy of 75 ppm and a wide range of supported input signals, the Keysight – 34460A is well-suited for demanding test scenarios.
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