AQ7277B Remote Optical Time Domain Reflectometer
Accurate. Remote. Reliable.
The AQ7277B delivers precise, high-resolution optical time domain reflectometry for advanced fiber-optic network testing and troubleshooting. Designed for demanding applications in optical communications, photonic research, and telecommunications maintenance, this remote OTDR module—integral to Remote Fiber Test Systems (RFTS)—combines robust performance with user-friendly operation.
| Model | AQ7277B-B01 | AQ7277B-B02 | |
|---|---|---|---|
| Wavelength | 1650±5 nm | 1550±25 nm | |
| Distance range |
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, 30, 50,
100, 200, 300, 500,
1000, 2000, 5000,
10000, 20000 ns
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| Sampling resolution | Min. 2 cm | ||
| Dynamic range | 40 dB (typ.) | 50 dB (typ.) | |
| Event dead zone | 0.6 m (typ.) | 0.6 m (typ.) | |
| Attenuation dead zone | 4 m (typ.) | 4 m (typ.) | |
| Distance measurement accuracy |
±0.75 m ± measurement
distance x 2 x 10-5 ± 1 sampling resolution
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| Number of sampling data | Max. 256,000 points | ||
| Remote control interface |
LAN
(10BASE-T/100BASE-TX), USB2.0 (Type B mini)
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| Alarm Output |
Status query,
LED drive signal
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| Environmental Conditions | Operating temperature | -10 to 50 °C | |
| Storage temperature | -20 to 60 °C | ||
| Humidity |
0 to 90% RH
(no condensation)
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| Power requirements | 12 VDC 2.5 A or less | ||
| Dimensions and Weight |
230 mm (W) × 50 mm (H)
× 140 mm (D), Approx. 1 kg
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| Laser safety standards | Class 1 (IEC 60825-1) | ||
Instruction Manuals
- Model AQ7277B Remote OTDR (764.5 KB)
- Model AQ7277B Remote OTDR Communication Interface (628.6 KB)
- Model AQ7277B Remote OTDR Configuring Network Settings and Updating the Firmware (415.0 KB)
Specifications
- AQ7277B-B02 Remote OTDR (457.5 KB)
- AQ7277B-B01 Remote OTDR (457.4 KB)
Software
Webinars
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