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Model | NK4000D | |||||
Wavelength | 1310nm/1550nm±20nm | |||||
Fiber Type | G.652 SM Fiber | |||||
Dynamic Range | 26dB/24dB | |||||
Event Blind Zone | 2.5m | |||||
ATT Blind Zone | 8m | |||||
Test Range | 500m~100km | |||||
Pulse Width | 3ns~20us | |||||
Ranging Accuracy | ±(1m+Sampling Interval +0.005%+Test Distance) | |||||
Loss Accuracy | ±0.2dB/dB | |||||
Sampling Points | 16k~128k | |||||
Sampling Resolution | 0.05m~8m | |||||
Reflection Accuracy | ±3dB | |||||
Data Storage | Internal:≥600;External:TF Card | |||||
Laser Safety Level | Class Ⅱ level | |||||
File Format | SOR Standard File Format | |||||
Connector | FC/UPC(Interchangeable SC、ST) | |||||
OPM | ||||||
Wave Range | 800nm~1700nm | |||||
Interface Type | Universal Joint FC/SC/ST | |||||
Test Range | -50dBm~+26dBm | |||||
Uncertainty | ±5% | |||||
Frequency Identification | CW/270/330/1k/2kHz | |||||
Calibration Wavelength | 850/980/1300/1310/1490/1550/1625/1650nm | |||||
LS | ||||||
LD Type | FP-LD | |||||
Output Wavelength | 1550nm±20nm | 1310nm/1550nm±20nm | ||||
Output Power | ≥-5dBm | |||||
Modulation Frequency | 270/330/1k/2kHz | |||||
Stability | CW,±0.5dB/15min(Test after15mins of preheating) | |||||
Connector | FC/UPC(Interchangeable SC、ST) | |||||
VFL | ||||||
Work Wavelength | 650nm±20nm | |||||
Output Power | ≥10mW | |||||
Mode | CW/1Hz/2Hz | |||||
Connector | FC/SC/ST | |||||
RJ45 Cable Length Measurement | ||||||
Test Range | 300m | |||||
Other Parameters | ||||||
Dispaly | 4.3 inch Color LCD | |||||
Data Interface | Micro USB | |||||
External Storage | TF Card | |||||
Power Supply | Polymer Li-battery:3.7V,4000mAh Power Adapter:5VDC,2A | |||||
Battery Life | Standby>20h;Measuring Time>12h | |||||
Operating Temperature | -10℃~+50℃ | |||||
Storage Temperature | -40℃~+70℃ | |||||
Relative Humidity | 0~95%Non Condensing | |||||
Weight | ≤350g | |||||
Dimension | 173mm×82mm×37mm | |||||








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