Design |
|
Ormocer®‐coated glass fiber with 13 Bragg gratings |
Core diameter of glass fiber, approx. |
μm |
6 |
Diameter of fiber cladding, approx. |
μm |
125 |
Outer diameter with coating, approx. |
μm |
195 |
Bragg grating length |
mm |
6 ±1 |
Connection (plug) |
|
FC/APC |
Available Bragg wavelengths |
nm |
1520 ¼ 1580 |
Bragg wavelength tolerance |
nm |
±0.4 |
Bragg signal width (FWHM) |
nm |
0.13 ±0.02 |
Gage factor |
|
0.78 |
Gage factor tolerance |
% |
±2 |
Degree of reflection |
% |
<20 |
Attenuation at 1550 nm (single light path) |
dB/km |
8.6 |
Reference temperature |
°C |
23 |
Operating temperature range |
°C [K] |
-268.9 ¼ +200 [4.2 ¼ 473] |
Storage temperature range |
°C [K] |
-268.9 ¼ +200 [4.2 ¼ 473] |
Thermal cross sensitivity (TCS) thermal contribution of sensor to strain sensor |
μm/m/°C |
8.0 |
Tolerance of thermal cross sensitivity (TCS) |
μm/m/°C |
±1 |
Tensile load at break |
N |
> 50 |
μm/m |
50,000 (5%) | |
Smallest bend radius at reference temperature |
mm |
2.5 |
Applicable bonding materials |
|
EP310S, X60, X120 |
OptiMet-OMF - technical information | PDF, 0.04 Kb |