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NBX-S4000A Specifications
| General Function |
Optical Fiber Distributed Acoustic Acquisition System |
| Laser Wavelength |
1550 ± 0.1 nm |
Interrogation Range*1
(Total Fiber Length, TFL)
|
50 m ~ 50 km |
| Spatial Resolution |
2.8 m |
| Spatial Sampling Interval |
0.2 m |
| Gauge Length |
0.2 m |
| Number of Sampling points |
250,000 (maximum) |
| Interrogation Rate |
500 times/s ̴ 5 K times/s |
| Frequency Range (Nyquist Frequency) |
1 Hz ̴ 2.5 kHz |
| Pulse width |
Chirp signal 2 µs |
| Dynamic Range |
38 dB |
| Sensitivity*2*3 |
12 Pico Strain / -38 dB nε2 /Hz |
| Internal Store |
240 GB
|
| Input-output fiber |
Single mode optical fiber
|
| Fiber Connector |
E2000 / APC |
| Power Supply |
AC 100~240 V 50 / 60 Hz 250 VA |
| Laser Class |
Class 1 (IEC60825-1: 2001) |
| Dimensions / Weight |
450(W) × 685(D) × 295(H) mm / 30 kg |
| Operating Temperature |
10~40℃, Humidity below 85% (no dew condensation) |
| Storage Temperature |
0~50℃ |
| Place of Production |
Japan |
For the detail of NBX-S4000B and NBX-S400C, please contact us.
|
| *1 |
Based on average fiber loss of 0.2 dB/km using single mode fiber (UV-coated). |
| *2 |
Based on the measurement of strain free, UV coated fiber.
|
| *3 |
Based on the measurement of strain free, UV coated fiber and in constant temperature environment. |
Neubrex Co., Ltd. Sakaemachidori 1-1-24, Chuo-ku, Kobe, Hyogo, 650-0023 JAPAN [map]
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