Construction |
|
OptiMet-OMF glass fiber with Bragg grating installed on stainless steel with X120 adhesive |
Core diameter of glass fiber, ca. |
μm |
6 |
Diameter of cladding, ca. |
μm |
125 |
Outer diameter of coating, ca. |
μm |
195 |
Diameter of jacket, ca. |
mm |
1.5 |
Thickness steel plate (material X8Cr17 , 1.4016) |
mm |
0.1 |
Dimensions |
mm |
60±0.1 |
Length | ||
Width |
mm |
12±0.1 |
Height |
mm |
2.5±0.3 |
Connector |
|
FC/APC |
Available Bragg wavelengths |
nm |
1520,1525,1530,1535,1540,1545,1550,1555,1560, 1565,1570,1575, 1580 |
Tolerance of Bragg wavelength |
nm |
±1 |
k factor |
|
0.76 |
k factor tolerance |
% |
±3 |
Maximal reflectivity |
% |
15 |
Cross sensitivity |
% |
0 |
Reference temperature |
°C |
23 |
Application temperature |
°C |
-40…+100 |
Storage temperature |
°C |
-40…+100 |
Thermal cross sensitivity (TCS) Thermal contribution of the sensor to strain signal |
μm/m/°C |
7.5 |
Tolerance of thermal cross sensitivity (TCS) |
μm/m/°C |
±1 |
Maximal Strain at reference temperature |
μm/m |
10,000 (1%) |
Strain in positive direction | ||
Strain in negative direction |
μm/m |
10,000 (1%) |
Minimal bending radius at room temperature |
cm |
30 |
Bonding method |
|
Spot welding method |
Strain-related restoring force |
N (lbf) 1, 000 µm/m |
< 400 (<90) |
Weldable Optical Strain Gauge OL-W - technical parameters | PDF, 0.07 Kb |