Grandway FHO3000-D26 is a singlemode optical time-domain reflectometer with 1310/1550 nm wavelength and 26/24 dB dynamic range.Features Handheld and portable High price/performance ratio 5-inch HD touch screen Continuous standalone operation Supports multi-language display and inputTechnical Specifications Wavelength 1310/1550 Dynamic Range 26/24 dB Attenuation Dead Zone (ADZ) 6 m Event Dead Zone (EDZ) 1 m Pulse Width 3 ns, 5 ns, 10 ns, 20 ns, 50 ns, 100 ns, 200 ns, 500 ns, 1 μs, 2 μs, 5 μs, 10 μs 3 ns, 5 ns, 10 ns, 20 ns, 50 ns, 100 ns, 200 ns, 500 ns, 1 μs, 2 μs, 5 μs, 10 μs, 20 μs Testing Distance 100 m, 500 m, 2 km, 5 km, 10 km, 20 km, 40 km, 80 km, 120 km, 160 km, 240 km Sampling Resolution min. 5 cm Sampling Maximum 128,000 points Linearity ≤0.05 dB/dB Loss Threshold 0.01 dB Distance Resolution 0.01 m Distance Accuracy ±(1m+measuring distance×3×10-5+sampling resolution) Display 5 inch TFT LCD (touch screen) Battery 7.4 V / 3300 mAh lithium battery Operation Time 6 hours (backlight off) Charging Time 3.5 hours Data Storage 40,000 groups of curves Interface 3×USB port (USB A Type×2, Micro-USB×1) Dimensions 195×141×44 mm Weight 0.9 kg (battery included) Package Contents Grandway FHO3000 OTDR main unit — 1 pc. Power adapter (12 V) — 1 pc. Lithium battery — 1 pc. FC adapter — 1 pc. USB cord — 1 pc. User guide — 1 pc. CD — 1 pc. Carrying case — 1 pc. Wrist belt — 1 pc.
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