Dss 4300 – Luna DSS 4300 User Manual
Page 2
DSS
TM
is a trademark of Luna Innovations Incorporated.
©Luna Innovations Incorporated, Roanoke, VA
All rights reserved.
DSS 4300
LTDSS4300 REV. 006 04/01/13
PARAMETER
SPECIFICATION
UNITS
Maximum Sensing Length:
70 meters
Sensor Spatial Resolution
1
:
1.0 cm
Strain:
Resolution
2
:
±1 µStrain
Range
3,4
:
±15,000 µStrain
Temperature:
Resolution:
±0.1
C
Range
5
:
-50 to 300
C
Wavelength range
6
:
1525 – 1605
nm
Wavelength:
Resolution:
0.02 pm
Accuracy
7
:
±1.5 pm
Measurement Rate
8
:
0.3 Hz
CLASS 1 LASER PRODUCT
1
Typical parameter for sensing fiber fabrication
2
Temperature and strain accuracies are calculated from spectral shift of FBGs using 1 GHz
0.8 C
7 µstrain
[see A. Othonos and K. Kalli, Fiber Bragg Gratings (Actech House, Boston, 1999)].
3
Based on available wavelength scan range and calibration coefficients for SMF-28 type fiber
4
For every FBG-sensor simultaneously with FBG wavelength in center of laser range and for laser scan range of
40 nm.
5
Based on material properties of polyimide-coated SMF-28 type fiber.
6
Range is nominal.
7
Accuracy maintained by an internal NIST-traceable HCN gas cell
8
For 1.25 nm scan range