NK2800 Smart OTDR Fiber Tester – 1490nm/1577nm Testing, 80km Range, Power Meter, VFL & Stable Light Source

A 2.5m event dead zone allows easy testing of 5m patch cords.
Intelligent link analysis with event map to quickly and accurately locate faults.
Fiber testing while in service with 1490nm & 1577nm wavelengths.
Multi-functional: an OTDR, VFL, optical power meter, stable light source, and flashlight in one device.
Lightweight & portable, perfect for the technician in the field.
Long range tests up to 80km, great for long-distance fiber networks.
Full touchscreen with multi-point control for ease of use.
High performing processor with fast and smooth operation and testing.
One-key, automatic testing with instant analysis of results.
Type-C interface for easy SOR file export/data management.
Operating temperature range from -10°C to +50°C for use in various environments.
3.5-inch high-definition touchscreen for clear & easy-to-read displays.

Model	NK2800 Smart OTDR Fiber Tester
Fiber Type	G.652 single-mode fiber
Test Wavelength	1550nm ± 20nm
Maximum Dynamic Range	20dB
Event Dead Zone	2.5m
Attenuation Dead Zone	10m
Test Range Options	100m, 300m, 500m, 1.25km, 2.5km, 5km, 10km, 20km, 40km, 80km
Pulse Widths	5ns, 10ns, 20ns, 30ns, 50ns, 80ns, 100ns, 200ns, 300ns, 500ns, 800ns, 1μs, 2μs, 3μs, 5μs, 8μs, 10μs, 20μs
Distance Accuracy	±(1m + sampling interval + 0.005% × test distance)
Linearity	±0.05dB/dB
Maximum Sampling Points	≥20,000
Minimum Sampling Resolution	<0.03m
Loss Event Dead Zone	0.01dB
Attenuation Event Dead Zone	0.20dB
Distance Resolution	0.01m
Refractive Index Range	1.00000 ~ 2.00000
Reflectance Accuracy	±3dB
File Format	SOR standard file format
Loss Measurement Mode	4-point / 5-point method
Laser Safety Class	Class 1
Optical Connector	SC/PC

General Specifications
Display	3.5-inch full touchscreen, 320×480 color LCD
Data Interface	Type-C USB
Operating Temperature	-10°C ~ +50°C
Storage Temperature	-40°C ~ +70°C
Relative Humidity	0% ~ 95%, non-condensing
Weight	<200g (including battery)
Dimensions	126mm × 80mm × 37mm
Battery	Built-in 7.3V, 2200mAh lithium battery
Battery Life	>6 hours continuous operation, standby >4 hours
Power Supply	AC/DC adapter input: 100V~240V, 50/60Hz, 0.6A; output: 5V, 2A

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