Leistungsfähiges OTDR-Modul für Glasfaser-Überwachungssysteme (RFTS - Remote Fiber Test System)
Das AQ7277 und das AQ7277B sind OTDR-Module für RFTS (Glasfaser-Überwachungssysteme) mit speziellen Funktionen für die kontinuierliche Überwachung von Glasfaser-Leitungen.
High performance OTDR module for RFTS(Remote Fiber Test System)
The AQ7277 and AQ7277B are OTDR modules for RFTS (Remote Fiber Test System) including features required for monitoring fibers.
-High-speed data transfer
The Ethernet (10BASE-T/100BASE-TX) interface achieves high-speed data transfer.
-Maintenance wavelength which has no influence to live communications
OTDR with the maintenance wavelength (1650 nm) enables the monitoring of live communications line.
A built-in cut filter reduces an impact of communications signals on the measurement.
-Available for test through high-port-count splitters
Supports the measurement of the PON system including high-port-count splitters.
AQ7277B New
-Small-sized module
The volume is reduced by 60% compared to the existing model (AQ7277).
The mountability in the RFTS is improved.
-Wavelength lineup
In addition to the model of the maintenance wavelength (1650 nm), there is a model of 1550 nm (DR 50 dB) which supports long distance measurement.
Model | AQ7277-B01 | AQ7277B-B01 | AQ7277B-B02 | |
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Wavelength | 1650±5 nm | 1650±5 nm | 1550±25 nm | |
Distance range | 0.5, 1, 2, 5, 10, 20, 50, 100, 200, 300, 400 km |
0.2, 0.5, 1, 2, 5,
10, 20, 30, 50,
100, 200, 300,
400, 512 km
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Pulse width | 3, 10, 20, 50, 100, 200, 500, 1000, 2000, 5000, 10000, 20000 ns |
3, 10, 20, 30, 50,
100, 200, 300, 500,
1000, 2000, 5000,
10000, 20000 ns
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Sampling resolution | 5 cm, 10 cm, 20 cm, 50 cm, 1 m, 2 m, 4 m, 8 m, 16 m, 32 m |
Min. 2 cm | ||
Dynamic range | 37dB (typ.) | 40 dB (typ.) | 50 dB (typ.) | |
Event dead zone | 0.8m (typ.) | 0.6 m (typ.) | 0.6 m (typ.) | |
Attenuation dead zone | 12m (typ.) | 4 m (typ.) | 4 m (typ.) | |
Distance measurement accuracy |
±1 m ± measurement distance x 2 x 10-5 ± 1 sampling resolution |
±0.75 m ± measurement
distance x 2 x 10-5 ± 1 sampling resolution
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Number of sampling data | Max. 100,000 points | Max. 256,000 points | ||
Remote control interface | LAN (10BASE-T/100BASE-TX), USB1.1 (Type B) |
LAN
(10BASE-T/100BASE-TX), USB2.0 (Type B mini)
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Alarm Output | Status query, LED drive signal |
Status query,
LED drive signal
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Environmental Conditions | Operating temperature | 0 to +50 °C | -10 to 50 °C | |
Storage temperature | -20 to +60 °C | -20 to 60 °C | ||
Humidity | 85% RH or less (no condensation) |
0 to 90% RH
(no condensation)
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Power requirements | 12 VDC, 18W | 12 VDC 2.5 A or less | ||
Dimensions and Weight | 280 mm (W) x 73 mm (H) x 190 mm(D),Approx. 2 kg |
230 mm (W) × 50 mm (H)
× 140 mm (D), Approx. 1 kg
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Laser safety standards | Class 1M (IEC 60825-1) | Class 1 (IEC 60825-1) |
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