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ANRITSU | Optical Measuring Instruments

Coherent OTDR MW90010B

The MW90010B Coherent OTDR is an advanced optical time-domain reflectometer designed for measuring ultra-long submarine cables, offering a 20,000 km maximum range with 10 m resolution. Equipped with a tunable light source, it provides precise fault location, cable loss, bending loss, and fiber length analysis, ideal for submarine cable applications..

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  • Special Features
  • Specification

The MW90010B Coherent OTDR is designed to offer high-precision measurements over long distances, making it an ideal tool for testing submarine cables, DWDM submarine cables, and optical amplifier repeaters. Its coherent detection technology enhances the accuracy of measurements, providing crucial insights into fiber performance, fault location, cable loss, and fiber length.

  • Advanced Measurement Range: With a maximum measurement range of 20,000 km, the MW90010B is tailored for the most demanding applications in submarine cable testing, offering a wide range of distances from 100 km to 20,000 km with high precision.

  • Fault Detection and Analysis: The OTDR identifies and locates faults with a 10 m resolution, making it ideal for pinpointing issues in ultra-long cables that may span across vast oceanic distances.

  • Flexible Wavelength: The tunable light source operates in the C-band with a wavelength accuracy of ±0.05 nm, enabling users to test DWDM submarine cables and other complex fiber systems with greater flexibility and precision.

  • Enhanced Dynamic Range: With a 18 dB dynamic range, the MW90010B can handle weak signals, ensuring reliable results even in difficult conditions where optical-amplifier repeaters are spaced up to 80 km apart.

The MW90010B is an essential tool for submarine cable inspection and testing, offering the necessary performance and versatility to meet the evolving needs of the telecom and data center industries.

  • Tunable Light Source: Covers C-band wavelengths from 1527.60 nm to 1567.13 nm.

  • Ultra-Long Measurement Range: Measures submarine cables up to 20,000 km.

  • High Resolution: 10 m resolution for precise fault location.

  • Dynamic Range: 18 dB (typical) for accurate measurements.

  • Wavelength Accuracy: ±0.05 nm for precise wavelength calibration.

  • Multiple Distance Ranges: Available in 100 km, 500 km to 12,000 km and 20,000 km with 500 km steps.

  • Coherent Detection Technology: Captures detailed waveform data for fault location, cable loss, and more.

  • Pulse Width Options: 3/10/30/60/100 µs for versatile testing.

  • Compact Design: 320 mm (W) x 177 mm (H) x 451 mm (D), weighing less than 10 kg.

  • Fiber under Test: ITU-T G.653 (DSF)

  • Optical Connectors: FC, SC (user-replaceable, PC type)

  • Wavelength Range: 1527.60 nm to 1567.13 nm

  • Pulse Width: 3/10/30/60/100 µs

  • Optical Output Power: 0 to +13 dBm (0.5 dB steps)

  • Dynamic Range: 18 dB (typical)

  • Measurement Conditions:

    • Distance Range: 100 km, 500 km to 12,000 km (500 km steps); with MW90010B-003: 100 km, 500 km to 20,000 km

    • Measurement Time: 15 minutes (for 1000 km range, 216 averaging times)

  • Dead Zone: 0.5 km (Pulse Width: 3 µs)

  • Dimensions: 320 mm (W) x 177 mm (H) x 451 mm (D)

  • Weight: ≤ 10 kg