NK3200 Mini PRO Series Optical Time Domain Reflectometer (OTDR)

NK3200 Mini PRO Series Optical Time Domain Reflectometer (OTDR)

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Description

The NK3200 Mini PRO Series Optical Time Domain Reflectometer (OTDR) features a 3.5-inch color display with a simple UI interface. It integrates 8 major functions, including OTDR, stable light source, optical power meter, red light source (visual fault locator), wire sequence testing, cable length testing, cable tracing, and illumination. With optimized parameter configuration, it maximizes the simplification of testing operations. The compact body is easy to carry; equipped with intelligent power-saving management, it offers up to 12 hours of ultra-long measurement time, efficiently ensuring field testing and maintenance operations.

The NK3200 Series is primarily used to measure parameters such as length, loss, and splice quality of various optical fibers and cables. It remains usable even when there are communication optical signals in the line, with a maximum live fiber test signal power of -5 dBm. It can be widely used in engineering construction, line maintenance testing, emergency repair, as well as research, development, and production measurement of optical fiber cables in fiber optic communication systems.

Main Functions

  • OTDR
  • Stable Light Source
  • Optical Power Meter
  • Visual Fault Locator (Red Light)
  • Wire Sequence Testing
  • Cable Length Testing
  • Cable Tracing
  • Illumination (Flashlight)

Technical Specifications

OTDR Specifications

ModelNK3200DNK3200F1 (with live fiber testing)NK3200F2 (with live fiber testing)
Test Wavelength1310 nm / 1550 nm ±20 nm1310 nm ±20 nm1550 nm ±20 nm
Fiber TypeG.652 Single-mode Fiber
Dynamic Range24 dB / 22 dB24 dB22 dB
Event Dead Zone3 m
Attenuation Dead Zone8 m
Measurement Range500 m / 1 km / 2 km / 4 km / 8 km / 16 km / 32 km / 64 km
Pulse Width3 ns / 5 ns / 10 ns / 20 ns / 30 ns / 50 ns / 80 ns / 160 ns / 320 ns / 500 ns / 800 ns / 1 µs / 2 µs / 3 µs / 5 µs / 8 µs / 10 µs
Distance Accuracy±(1 m + sampling interval + 0.005% × test distance)
Linearity±0.2 dB/dB
Sampling Points16k ~ 128k
Sampling Resolution0.05 m ~ 8 m
Loss Resolution0.001 dB
Loss Threshold0.2 dB
Distance Resolution0.001 m
Refractive Index1.00000 ~ 2.00000
Reflection Accuracy±3 dB
File FormatSOR standard file format
Loss Measurement Mode4-point method / 5-point method
Laser Safety ClassClass 2
Optical ConnectorFC/UPC (interchangeable with SC, ST)

Optical Power Meter

Wavelength Range800 nm ~ 1700 nm
Calibrated Wavelengths850 / 980 / 1300 / 1310 / 1490 / 1550 / 1625 / 1650 nm
Measurement Range-70 to +10 dBm (optional) / -50 to +26 dBm (standard)
Resolution0.01 dB
Uncertainty±5%
Frequency RecognitionCW / 270 Hz / 330 Hz / 1 kHz / 2 kHz
Optical ConnectorUniversal FC / SC / ST

Light Source

Laser TypeFP-LD
Output WavelengthSame as OTDR output wavelength
Output Power≥ -5 dBm
Output ModeCW / 270 Hz / 330 Hz / 1 kHz / 2 kHz
StabilityCW, ±0.5 dB/15 min (tested after 15 min warm-up)
Optical ConnectorFC/UPC (interchangeable with SC, ST)

Visual Fault Locator (VFL)

Operating Wavelength650 nm ±20 nm
Output Power≥ 10 mW
Operating ModeCW / 1 Hz / 2 Hz
Optical ConnectorUniversal FC / SC / ST

General Specifications

Display3.5-inch, 320×480 color LCD
Data InterfaceMicro USB
Data StorageInternal: ≥600 records; External: supports TF card
Power SupplyAC/DC adapter: Input: 100V~240V, 50/60 Hz, 0.6 A; Output: 5 V, 2 A; Polymer lithium battery: 3.7 V, 4000 mAh
Battery Operating TimeHigh brightness: Standby >20 hours; Continuous testing >12 hours
Operating Temperature-10°C ~ +50°C
Storage Temperature-40°C ~ +70°C
Relative Humidity0 ~ 95% non-condensing
Weight≤350 g
Dimensions173 mm × 82 mm × 37 mm

Standard Configuration

OTDR, Event Map, Optical Power Meter, Red Light (VFL), Stable Light Source, RJ45 Cable Tracing (requires separate digital tracer), RJ45 Wire Sequence Test, Cable Length Test, Flashlight