Description
The Keysight 3458A stands as the industry standard for high-speed, high-precision digital multimeters, providing 8.5 digits of resolution and extraordinary measurement integrity. Engineered for primary calibration laboratories and high-throughput automated test environments, this instrument delivers a breakthrough combination of speed and accuracy, maintaining a 24-hour DC voltage accuracy of 0.6 ppm.
Technical Specifications and Parameters:
Manufacturer: Keysight Technologies
Model Number: 3458A
Display Resolution: 8.5 Digits
DC Voltage Ranges: 100 mV to 1000 V
DC Voltage Accuracy (24-hour): 0.6 ppm
DC Voltage Accuracy (1-year): 8 ppm
Resistance Range: 10 Ω to 1 GΩ
Resistance Accuracy (24-hour): 2.2 ppm
AC Voltage Range: 10 mV to 1000 V
AC Voltage Bandwidth: 1 Hz to 10 MHz
AC Voltage Accuracy: 100 ppm
Maximum Reading Rate: 100,000 readings/s (at 4.5 digits)
Internal Memory: 75,000 readings (standard)
Interface: GPIB (IEEE-488.2)
Input Impedance: >10 GΩ (on 0.1 V to 10 V ranges)
A/D Converter Type: Multi-slope III Direct-coupled
Line Frequency: 45 Hz to 65 Hz; 360 Hz to 440 Hz
Operating Temperature: 0 °C to 55 °C
Storage Temperature: -40 °C to 75 °C
Dimensions: 425.5 mm W x 88.9 mm H x 502.9 mm D
Weight: 12 kg
System Architecture and Logic:
The 3458A utilizes a proprietary Multi-slope III A/D converter technology, which enables high-speed digitizing without sacrificing metrology-grade linearity. The internal architecture is optimized for Original Engineering standards, ensuring that thermal EMF and noise floors are kept to an absolute minimum. The device supports advanced triggering and extensive onboard data buffering, allowing for complex waveform analysis and high-speed data logging in R&D applications.
Industrial Application and Technical Compatibility:
This unit is critical for semiconductor characterization and precision sensor calibration where sub-microvolt stability is required. In automated production lines, its ability to perform 100,000 readings per second ensures minimal Lead Time during high-volume testing phases. It maintains full Technical Compatibility with legacy HP 3458A systems, allowing for seamless integration into existing rack-mount configurations and automated test equipment (ATE) software environments.
Certifications and Compliance:
Safety: IEC 61010-1, EN 61010-1
EMC: CISPR 11, IEC 61326-1
Calibration: NIST Traceable
Key Attributes
Measuring Current Range: 1000A
Measuring Voltage Range: 1000V
Place of Origin: United States
Model Number: 3458A
Brand Name: Keysight
Dimensions: 52 * 42 * 12cm
Measuring Capacitance Range: ,
Measuring Inductance Range: ,
Measuring Resistance Range: 1.2000000
Operating Temperature: -20 to 60
Product Name: Keysight
Model: 3458A
Safety Approval: RoHS
Calibration Included: Factory Calibration
Power Supply Voltage: 120V 50/60 Hz, 220V Only, 240V Only
Shipping Weight: 32.5 LBS
Packaging and Delivery
Packaging Details: Cardboard box
Port of dispatch: Shenzhen, China
Selling Units: Single item
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