The 6420A Series Multi-Function OTDR is designed for professional fiber installation and maintenance. With automatic light detection, communication optical monitoring, and support for Bellcore GR196 and SR-4731 formats, it ensures reliable and standardized testing. Featuring single-mode and multi-mode integration, high dynamic range options, and a responsive 7-inch capacitive touchscreen, it delivers fast fault location and dependable performance in access and backbone networks.
Product Features
- Automatic light detection and alarm function
- Automatic communication optical monitoring and alarming function
- Supports Bellcore GR196 and SR-4731 file formats
- Integrated single-mode and multi-mode test function
Specifications
Models & OTDR Performance
6420A-2101
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Wavelength (nm): 1310 / 1550
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Dynamic Range (dB): 32 / 30
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Deadzone (m): 2.0 / 10
6420A-2102
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Wavelength (nm): 1310 / 1550
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Dynamic Range (dB): 37 / 35
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Deadzone (m): 1.5 / 4.5
6420A-2103
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Wavelength (nm): 1310 / 1550
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Dynamic Range (dB): 42 / 40
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Deadzone (m): 1.5 / 4.5
6420A-2201
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Wavelength (nm): 850 / 1300
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Dynamic Range (dB): 26 / 34
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Deadzone (m): 2.0 / 10
6420A-3101
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Wavelength (nm): 1310 / 1550 / 1625
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Dynamic Range (dB): 37 / 35 / 35
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Deadzone (m): 1.5 / 8.0
6420A-3102
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Wavelength (nm): 1310 / 1550 / 1625
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Dynamic Range (dB): 30 / 28 / 28
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Deadzone (m): 2.0 / 4.5
OTDR General
Distance Range
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SM: 0.4, 0.8, 1.6, 3.2, 8, 16, 32, 64, 128, 256, 512 km
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MM (850nm): 0.4, 0.8, 1.6, 3.2, 6.4, 16, 32 km
Display 800 × 480, 7" TFT Color LCD (Capacitive Touch Screen) Battery 11.1V / 3250mAh, Standby time ≥ 8h Connector UPC or APC (FC, SC, LC, ST optional)
VFL (Dual-wavelength)
Wavelength 650nm ±20nm Output Power ≥10mW (Typical) Working Mode CW / 1Hz / 2Hz
OPM (Dual-wavelength)
Wavelength Range 850–1650nm Power Range -60 ~ +3dBm Uncertainty ±5% (-25dBm, CW)
LS (SM)
Output Consistent with OTDR; ≥ -5dBm Working Mode CW / 270Hz / 1kHz / 2kHz
Sampling & Performance
Min. Sampling Resolution 0.025m Max. Sampling Points 256000 Event Blind Zone <1.5m (easy fiber jumper testing)
Physical Specifications
Size / Weight 195mm (L) × 145mm (W) × 50mm (D) / 0.9kg Languages English, Spanish, Polish, French, German, Russian, Italian
