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The Siecor 340M-5610 Optical Hybrid Multimode / Single-mode Module with Power Meter is used with the Model 340 OTDR Plus Multitester II. Specifications.
Center Wavelength: 850/1300 nm ± 20 nm, 1310/1550 ± 20 nm. Dynamic Range: 23/25 dB, 22/21 dB. Attenuation Deadzone: 8/9 m, 10/12 m. Reflective Deadzone (typical): 3 m (multimode) / 3.5 m (single-mode)). Pulse width (wavelength dependent): 4 ns to 10 µs (multimode), 10 ns to 30 µs (single-mode). Spectral Width (RMS): 10 nm. Loss Resolution: 0.001 dB. Distance Resolution: 0.0001 km; 0.01 meters; 0.001 kft; 1ft; 0.0001 mi. Distance Sampling: 0.25, 0.5, 1, 2, 4, 8, 16 meters (range dependent). Distance Accuracy: 0.0025% of distance measurement +/- distance resolution +/- index uncertainty. Power Meter Range: +10 to -55 dBm. Detector Type: 2 mm Ge PIN photodiode. Resolution: 0.01 dBm, 0.01 % Watts.
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