8-in-1 Mini Optical Time-Domain Reflectometer (OTDR)
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JW3302SJ
Designed for FTTx and access network testing, this compact OTDR combines eight functions into a single device. It is capable of detecting fiber breakpoints, length, loss, and input light automatically. The 3.5-inch color LCD display provides clear visual feedback, while the shock-resistant plastic casing ensures durability in field conditions. With a high-capacity 4000mAh lithium battery and USB charging support, it is built for portability and convenience.
Features
- Equipped with a 3.5-inch color LCD display for clear and intuitive operation.
- Compatible with interchangeable FC, SC, and ST optical connectors.
- Includes a 4000mAh high-capacity lithium battery for extended usage.
- Internal storage for up to 600 test records, with expandable TF card support.
- USB data export simplifies transferring test results to other devices.
- Combines OTDR, event map, optical power meter, visual fault locator (red light), stable light source, loss test, RJ45 cable sequence testing, and lighting functions.
- Compact and lightweight design enhances portability for fieldwork.
- Durable shockproof casing ensures reliable performance in challenging environments.
Specifications
| Model | | | |
| Measurement Wavelength | 1310nm/1550nm±20nm | 1310/1550nm | 1610nm±20nm (in-line test) |
| Fiber Type | G.652 SM fiber | G.652 SM fiber | |
| Dynamic Range | 24dB/22dB | 24dB/22dB | 24dB |
| Event Blind Zone | 3m | ||
| ATT Blind Zone | 8m | ||
| Test Range | 3m to 60km | ||
| Pulse Width | 3ns to 10us | 5ns to 10us | |
| Ranging Accuracy | ±(1m sampling interval 0.005% × test distance) | ||
| Linearity | ±0.2dB/dB | ||
| Sampling Points | 16k to 128k | ||
| Sampling Resolution | 0.05m to 8m | ||
| Reflection Accuracy | ±3dB | ||
| Data Storage | Internal: ≥600 records External: TF card | ||
| Optical Connector Type | FC/PC (interchangeable SC, ST) or FC/APC (interchangeable SC, ST) | FC/APC (interchangeable SC, ST) | |
| Optical Power Meter (OPM) | |||
| Wavelength Range | 800nm to 1700nm | ||
| Interface Type | Universal joint FC/SC/ST | ||
| Measurement Range | -50dBm to 26dBm | ||
| Uncertainty | ±5% | ||
| Frequency Identific | CW/270Hz/330Hz/1kHz/2kHz | ||
| Calibration Wavelength | 850/980/1300/1310/1490/1550/1625/1650nm | 850/1300/1310/1490/1550/1577/1625nm | |
| Optical Light Source (OLS) | |||
| Laser Type | FP-LD | ||
| Output Wavelength | 1310/1550nm | 1310/1550nm | 1610nm ±20nm |
| Output Power | ≥-5dBm | ||
| Modulation Frequency | 270Hz/330Hz/1kHz/2kHz | ||
| Stability | CW, ±0.5dB/15min (tested after 15min warm-up) | ||
| Optical Connector Type | FC/PC (interchangeable SC, ST) or FC/APC (interchangeable SC, ST) | FC/APC (interchangeable SC, ST) | |
| Visual Fault Locator (VFL) | |||
| Wavelength | 650nm ±20nm | ||
| Output Power | ≥10mW | ||
| Operating Mode | CW/1Hz/2Hz | ||
| Optical Connector Type | FC/SC/ST | ||
| General | |||
| Display | 3.5 inch color LCD screen | ||
| Power Supply | 3.7V 4000mAh lithium battery, power supply adapter: 5V DC 2A | ||
| Battery Life | Standby: >20h, Measuring time: >12h | ||
| Operating Temperature | -10℃ to 50℃ | ||
| Storage Temperature | -40℃ to 70℃ | ||
| Relative Humidity | 0 to 95% (non-condensing) | ||
| Weight | ≤350g | ||
| Dimensions | 188×88×44mm | ||