Yokogawa 2558A AC Voltage & Current Standard

The Yokogawa 2558A is a high-performance AC voltage and current calibration standard specifically designed for accurate measuring instrument calibrations. With a wide output range, impressive accuracy and intuitive operation, this instrument is ideal for both laboratory and industrial applications. The 2558A offers reliable performance and long-term stability, making it an excellent choice for professionals who depend on high-precision calibrations.

Application as calibration standard

This standard is particularly suitable for calibrating AC voltmeters, ammeters and current transducers. Its long-term stability ensures that calibrations remain consistent and reliable, without frequent recalibration of the standard itself.

Extended range for diverse applications

The Yokogawa 2558A supports a wide range of voltages and currents, making it flexible for use in different measurement and testing environments.
With a voltage range of 1 mV to 1200 V AC and a current range of up to 60 A AC, the range of this voltage and current standard is further than most calibrators can handle. This allows it to meet the requirements of both high-voltage applications and precision measurements at low signals.

Moreover, the 2558A is designed to provide minimal output impedance, ensuring low distortion and high signal purity. This makes it ideal for applications where accurate signal reproduction is crucial.

Easy operation and automation

The clear front panel with a clear digital display makes it easy to adjust settings and check measurements. The 2558A is also equipped with interfaces for external control, such as IEEE-488.2 (GPIB), making it easy to integrate into automated calibration systems.

Reliability and precision in one instrument

Whether for calibrations in a high-end measurement laboratory or manufacturing environments where precision is a requirement, the Yokogawa 2558A delivers the performance you need. This instrument combines accuracy, stability and ease of use in a robust housing, making it a reliable choice for calibration professionals worldwide.