ixDAS-3000B Portable High-Performance Distributed Acoustic Sensor (DAS) Interrogators

■ High-fidelity restoration of vibration waveforms with high sensitivity and high linearity;

■ Fading suppression ensuring flat response across the entire optical fiber;

Product Series :

ixDAS-3000

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Product Details

The ixDAS-3000B is a portable, high-performance distributed fiber optic acoustic sensor interrogator designed with advanced pulse compression coding modulation DAS technology. This interrogator allows for the real-time measurement of environmental vibrations along fiber cables that extend over tens of kilometers. Compared to the ixDAS-3000A, the ixDAS-3000B further enhances the system’s integrated design, accomplishing optical detection, signal demodulation, waveform observation, mathematical analysis, and data storage functionalities within a single portable chassis, combining high performance with portability. The ixDAS-3000B interrogator is ideal for industries requiring high-performance monitoring solutions combined with the ease and convenience of portability, making it a versatile tool for various field applications.

Key Features:

High Sensitivity and High Linearity: Ensures accurate detection and measurement of vibrations and acoustic signals.

Portable and Integrated Design: Combines optical detection, signal demodulation, waveform observation, mathematical analysis, and data storage within a single, portable chassis, making it highly convenient for field use.

Enhanced Functionality: improvements in integrated design and portability without sacrificing performance.

Ultra-Long Sensing Distance: Capable of monitoring vibrations along fiber optic cables over extensive distances.

Applications:

Oil and Gas Exploration: Effective in monitoring subsurface conditions and detecting seismic activity.

Petroleum Logging: Assists in data collection for subsurface geological assessments.

Seismic and Marine Geophysical Exploration: Enables detailed underwater studies and monitoring of geological features.

Underground Space Imaging: Useful for imaging and analyzing subsurface structures and phenomena.

Specifications:

Model	ixDAS-3000B
Measurand	Strain / Strain rate
Max. Sensing Range	≥ 75 km
Spatial Resolution (Gauge Length)	2.4 m (minimum)
Spatial Sampling Interval	1.2 m
Response Frequency	0.01 Hz ~ 50 kHz
Sampling Rate	100 kSps (maximum)
Self-Noise Level ¹	@ 1km	@ 50km
	7 pε/√Hz @20Hz 4 pε/√Hz @100Hz	35 pε/√Hz @20Hz 12 pε/√Hz @100Hz
Dynamic Range	≥ 105 dB @ 10 Hz
Fiber and Connector	SMF / MMF / Specialty fiber cable, FC/APC
Fiber Quality Monitoring	A real-time backscattering relative intensity profile output provided
Channels	1
Synchronous Timing	GPS
Data Interface	2.5 GbE RJ45 and USB 3.2
Operation Temperature	- 10 ℃ to 40 ℃
Size	3U portable chassis
Power Supply	100 ~ 240 VAC, 300 W

Note: ¹ Median value over full length of 1 km single-mode fiber (Gauge length = 10m; Sampling rate = 2 kSps).

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