The Ando AQ2200-421 is a modular optical switch module engineered for integration into Yokogawa’s AQ2200 Multi Application Test System. This dual-configuration switch routes optical signals with precision and low loss, supporting both single-mode and multi-mode fiber across standard telecommunications wavelengths. The module delivers consistent switching reproducibility and minimal crosstalk, making it essential for optical network analysis, component characterization, and automated test setups in research, development, and manufacturing environments.
Technical Specifications
Optical Switching
• Port configuration: Dual 1×2 or Dual 2×2 selectable
• Insertion loss: 1.0 dB typical
• Switching reproducibility: ±0.01 dB
• Crosstalk: <-50 dB
• Polarization dependent loss (PDL): 20 to 45 dB
• Wavelength support: 850 nm, 1310 nm, 1550 nm
Fiber Compatibility
• Single-mode fiber (SMF): 10/125 µm
• Multi-mode fiber (MMF): 50/125 µm, 62.5/125 µm
Physical
• Dimensions: 31 × 117 × 321.5 mm (W × H × D)
• Weight: 0.7 kg
– Key Features
• Low insertion loss minimizes signal degradation in optical paths
• High switching reproducibility ensures test repeatability within ±0.01 dB
• Multi-wavelength operation across 850 nm, 1310 nm, and 1550 nm bands
• Dual-configuration architecture supports both 1×2 and 2×2 switching topologies
• Broad fiber type support accommodates SMF and MMF installations
• Excellent crosstalk rejection below -50 dB for signal isolation
– Typical Applications
• Optical component characterization and bench testing
• Multi-wavelength network signal routing
• Automated optical test system configuration
• Fiber type transition and cross-compatibility validation
• Optical signal path switching in R&D and manufacturing test labs
– Compatibility & Integration
The AQ2200-421 integrates directly into the AQ2200 Multi Application Test System framework. Compatible frame controllers include the AQ2211 and AQ2212 models, which provide GP-IB, Ethernet, and USB interfaces for remote instrument control and automation.
