Kelas paling atas di lini OTDR Grandway: dynamic range 26 sampai 50 dB, dead zone event 0,8 m, jangkauan 500 m sampai 265 km, layar sentuh 7 inci. Untuk jaringan PON ada uji online di 1625/1650 nm dan dukungan splitter tidak seimbang sampai 1x128. Laporan bisa dikirim dari lapangan lewat Bluetooth ke aplikasi ponsel.
| type | OTDR |
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| wavelengths | 1310/1550 nm; 1490, 1625, 1650 or 850/1300 nm by model |
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| dynamic range | 26/24 to 50/48 dB (SM), 19/21 dB (MM) |
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| event dz | 0.8 to 1 m |
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| atten dz | 3 to 4 m |
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| distance range | 500 m to 265 km |
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| sampling points | 256,000 |
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| sampling resolution | 5 cm |
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| display | 7 inch TFT LCD touchscreen |
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| battery | 7.4 V 5.2 Ah lithium |
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| storage | 16 GB TF card |
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| connectivity | RJ45, 3 × USB, Bluetooth with mobile app |
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| weight | 1.5 kg with battery |
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| dimensions | 253 × 168 × 73.5 mm |
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| operating temp | −10 to 50 °C |
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| connector | 2.5 mm universal (SC/LC adapters optional) |
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| fiber types | Singlemode and multimode |
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| builtin | VFL 10 mW, OPM, OLS, live fiber detect, PON test |
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| power range | −60 to +23 dBm (optional OPM) |
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| power accuracy | ±0.35 dB |
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| output power | ≥ −10 dBm SM, ≥ −15 dBm MM |
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