Anritsu MU909015B1 – µOTDR Module, 2-wavelength, 35 dB class OTDR With VLD For MT9090A Network Master Series Mainframes

The Anritsu MU909015B1 is a µOTDR module engineered for the MT9090A Network Master series mainframes. It delivers dual-wavelength operation at 1310 nm and 1550 nm, a 35 dB class dynamic range, and an integrated Visual Fault Locator for field fiber certification and troubleshooting. The module supports single-mode fiber testing with real-time sweep capability and automatic parameter selection, making it suitable for both installation and maintenance in FTTx and PON networks.

## Technical Specifications

• **Wavelengths:** 1310 nm, 1550 nm
• **Dynamic Range:** Up to 37 dB (35 dB class)
• **Event Dead Zone:** <1 m typical (Fresnel reflection ≤0.8 m; backscatter ≤4.0 m at 1310 nm, ≤4.5 m at 1550 nm)
• **Sampling Resolution:** 5 cm nominal; minimum 2 cm
• **Distance Accuracy:** ±1 m ±3 × measurement distance × 10⁻⁵ ± marker resolution
• **Wavelength Accuracy:** ±20 nm
• **Refractive Index Range:** 1.3000 to 1.7000
• **Sampling Points:** <125,001 (expandable to <250,001 with resolution options)
• **OTDR Accuracy:** ±0.5 dB
• **Real-time Sweep:** <1 second typical
• **Fiber Type:** Single-mode (ITU-T G.652)

## Key Features

• **Visual Fault Locator:** Integrated VLD at 650 ±15 nm, output 0 ±3 dBm (0.5–2 mW), supporting CW and MOD functions for rapid fault identification
• **Launch Fiber:** 10 m integrated launch fiber for accurate initial connector measurements
• **Live Fiber Detection:** Available on specific options to verify active communication light presence
• **Automatic Testing:** Full Auto mode for simplified parameter selection without manual configuration
• **Connector Inspection:** End-face analysis with automatic pass/fail determination per IEC61300-3-35
• **Data Management:** USB file transfer, drag-and-drop operation, and external USB memory support
• **PON Capability:** Supports PON-based networks with splits to 1×64

## Typical Applications

Fiber installation verification, in-service maintenance, splice optimization, PON network diagnostics, and optical connector quality assessment.

## Compatibility & Integration

Designed exclusively for MT9090A Network Master series mainframes. Operates with single-mode fiber and universal ø2.5 mm optical connectors.