Corelink CW-3302H Mini OTDR – Optical Fiber Test Equipment for FTTH & LANThe Corelink CW-3302H Mini OTDR is a compact, high-performance optical fiber test equipment designed to provide accurate measurements over long distances (up to 100km). It efficiently detects fiber faults, splice losses, and fiber breaks, making it ideal for field testing in FTTH, FTTB, and telecommunication applications. The tool features a touchscreen interface, multiple test modes, high dynamic range, and long battery life for extended operation. Key Features Normal 0 false false false EN-US X-NONE X-NONE · 100km Range for long-distance fiber testing · Mini & Portable design for easy field use · High-Precision Fault Detection for breaks and splice losses · Touchscreen Display with clear data visualization · Auto & Manual Modes for flexible testing · Rugged Build for harsh environments · Long Battery Backup up to 10 hourTechnical Specifications Testing Range: Up to 100km Wavelengths: 1310nm / 1550nm dual wavelength Dynamic Range: ≥ 32dB (1310nm), ≥ 30dB (1550nm) Event Dead Zone: ≤ 1m Attenuation Dead Zone: ≤ 4m Measurement Accuracy: ±(1m 0.005% x distance) Display: High-resolution color touchscreen Connectivity: USB port for data transfer and software updates Power Supply: Rechargeable lithium battery (up to 10 hours) Weight: Approx. 1.5kg – lightweight and portable Applications FTTH / FTTB installations and maintenance Testing fiber optic networks in telecom and data centers Detecting faults, breaks, and losses in fiber optic cables Verifying splices and connections during deployments Troubleshooting fiber network performance issues Technical Specification: Dynamic Range 20dB Test Range 100m~ 100km Wavelength ZS1000-A：1550/1310(±20nm）double wave ZS1000-B:1550/(±20nm）single wave OTDR/OLS Connector SC Pulse Width 5ns~ 20µs Measurement Time 5s~180s Measurement Mode Real time, Average, Automatic Attenuation Dead Zone 12m Event Dead Zone ＜3m Sampling Point 8000 Input Light Detection Support Maximum allowable power for light testing (Only ZS1000-B single-wave support) 1277nm <10dBm 1310nm <10dBm 1490nm <10dBm 1577nm < 10dBm iOLA Only the ZS1000-A support OPM power range -50~26dBm OPM response wavelength 700nm~1700nm OPM calibration wavelength 850nm、1300nm 1310nm、1490nm、1550nm、1625nm OPM power uncertainty ±0.2dB VFL I0mW LCD 3.5-inch high-definition touch screen Type-C Cable Type－Cxl Self-calibration Support LED Light Support Expandable external storage USB (Temporary storage) Working Temperature 0 ℃~50 ℃ Storage Temperature -20 ℃~ 70 ℃ Relative Humidity ＜90% Size(H*W*D) 117mmx70mmx33mm Weight About 217g FAQ Section Q1: What is the test range of the Corelink CW-3302H? It supports testing fiber optic links up to 100km, making it ideal for FTTH and long-distance routes. Q2: Does it support dual wavelength? Yes, it supports 1310nm and 1550nm dual wavelengths for accurate fiber analysis. Q3: How long does the battery last? The rechargeable lithium battery lasts up to 10 hours on a full charge. Q4: Can I export data to a computer? Yes, the OTDR supports USB external storage for exporting measurement data. Q5: Is it suitable for ISP fiber maintenance? Absolutely. It’s designed for FTTH, FTTB, PON, ISP core networks, and telecom fiber maintenance.
