NK2800 (Live Test) Product Parameters

OTDR Specifications

Model	NK2800 (Live Test)
Type	G.652 SM
Wavelength	1550nm ± 20nm
Dynamic Range	20dB
Event Blind Zone	2.5m
ATT Blind Zone	10m
Test Range	100m/300m/500m/1.25km/2.5km/5km/10km/20km/40km/80km
Pulse Width	5ns/10ns/20ns/30ns/50ns/80ns/100ns/200ns/300ns/500ns/800ns/1μs/2μs/3μs/5μs/8μs/10μs/20μs
Ranging Accuracy	± (1m + Sample interval + 0.005% × Test distance)
Linearity	±0.05dB/dB
Max Sample Points	≥20000
Max Sample Resolution	≤0.03m
Loss Resolution	0.01dB
Loss Threshold	0.20dB
Range Resolution	0.01m
Refractive Index	1.00000~2.00000
Reflection Accuracy	±3dB
File Format	SOR Standard File Format
Loss Analysis	4-point method / 5-point method
Laser Safety Level	Class II
Connector	SC/PC

OPM Specifications

Wave Range	800nm~1700nm
Calibration Wave	850/1300/1310/1490/1550/1625/1650nm
Test Range	-70~+10dBm (Optional) / -50~+26dBm (Standard)
Resolution	0.01dB
Uncertainty	±5%
Connector	Universal FC/SC/ST

VFL Specifications

Wavelength	650nm ± 20nm
Output Power	>10mW
Mode	CW/1Hz/2Hz
Connector	Universal FC/SC/ST
Laser Safety Level	Class III

LS Specifications

Wavelength	Consistent with OTDR
Laser Type	Consistent with OTDR
Power	>5dBm
Stability	CW, ±0.5dB/15min (After 15min of preheating)
Connector	SC/PC
Mode	CW/270Hz/330Hz/1kHz/2kHz

Others

Display	Full touch 3.5 inches, 320×480, Color LCD screen
Power Supply	AC/DC adapter: Input 100V~240V, 50/60Hz, 0.6A Output: 5V, 2A, Lithium battery: 3.7V, 2200mAh
Battery Working	Standby >6h, Continuous testing >4h
Data Storage	Internal >2000 curves
Data Interface	Type-C USB
Working Temperature	-10°C~+50°C
Storage Temperature	-40°C~+70°C
Relative Humidity	0~95% Non-Condensing
Weight	≤200g (Battery Included)
Size	126mm × 80mm × 37mm