
FBG Strain Sensor
简要描述: The FBG strain sensor is mainly used to monitor the stress and deformation of various structural surfaces.
产品介绍
FBG Strain Sensor
The FBG strain sensor is mainly used to monitor the stress and deformation of various structural surfaces. The sensor is packaged with high-performance nickel-iron alloy with low coefficient of thermal expansion and installed on the surface of the object being measured by spot welding/bonding, which will not cause any damage to the surface of the object being measured. Due to its small size and easy installation, it is more suitable for small spaces and laboratories, as well as occasions where the object being measured is not easily damaged.
Key Features
l High precision, reliability, and stability
l Minimal temperature drift
l All-optical measurement, intrinsically safe
l Long-term zero point stability
l Easy to install
Applications
l Structure: bridges, dams, tunnels
l Energy: bridges, dams, tunnels,
l Transportation: railways, trains, roadways
l Aerospace: airplanes, composite structure
Main parameters
Item | Unit | Specification |
Center Wavelength | nm | 1460 ~ 1610 |
Range | με | ±1500 |
Resolution | με | 0.05% F.S. |
Accuracy | με | 0.5% F.S. |
Strain Sensitivity | pm/με | ~1.5 |
Temperature Compensation | -- | no |
Material | -- | Nickel-iron alloy |
Dimension | mm | 37(L) x 8(W) x 1(H) |
Installation | -- | Welding/Glue |
Pigtail Length | m | Φ0.9mm optical cable, 1m at both ends, or customize |
Optical Connector | -- | FC/APC, or customize |
Operating Temperature | ℃ | -20 ~ +80 |
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