UFS‑291 Optical Time Domain Reflectometer (OTDR)

The UFS‑291 Optical Network Tester (Universal Fiber Solutions) is a professional handheld fiber optic diagnostic tool designed for FTTH installation, backbone network construction, maintenance, and emergency repair. With a 4.3‑inch capacitive touch screen and 16 integrated functions, it delivers precision, versatility, and reliability in the field.

🔑 Key Features

• Integrated Functions: Auto OTDR, Expert OTDR, Event Map, Optical Power Meter (OPM), 10G OPM (1490/1577 nm), Light Source (LS), Visual Fault Locator (VFL), RJ45 cable tracker, cable sequence, cable length, optical loss test, flashlight, OUN state testing, verification, multitest, probe (optional).
• Dynamic Range: 28 dB / 26 dB.
• Wavelengths Supported: 1310/1550 nm or 1310/1550/1625 nm ±20 nm.
• Event Blind Zone: 3 m; Attenuation Blind Zone: 8 m.
• Test Range: 5 m to 80 km.
• Pulse Width: 5 ns to 10 µs.
• Accuracy: ±(1 m + sampling interval + 0.005% × test distance).
• Linearity: ±0.2 dB/dB.
• Loss Resolution: 0.001 dB.
• Display: 4.3″ color LCD, multi‑touch.
• Storage: Internal ≥600 curves, external TF card, supports >200,000 curves.
• Battery: 4000 mAh polymer lithium, >12 h continuous test, >20 h standby, USB charging, power bank support.
• Interface: FC/UPC standard (SC/ST interchangeable).
• Additional Functions: RJ45 cable length ≤300 m, digital tracking ≤300 m, optical loss test, frequency ID CW/270/1k/2kHz.

📦 Package Includes

• UFS‑291 Optical Network Tester host unit
• Adapter & battery (included)
• USB data cable
• TF card (software & manual)
• User manual (built‑in OTDR guide)
• SC adapter
• Calibration certificate & service card
• Cleaning cotton slices (10 pcs)
• Instrument backpack

⚙️ Technical Specifications

• Size: 180 × 110 × 44 mm
• Weight: ≤400 g (battery included)
• Operating Temperature: –10 to 50 °C
• Storage Temperature: –40 to 70 °C
• Humidity: 0–95% non‑condensing

✅ Warranty Information

This product comes with a 1‑year manufacturer warranty. Universal Fiber Solutions ensures genuine UFS‑291 Optical Network Tester units, warranty coverage, and customer support for usage guidance.