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Chapter 10 Technical specifications
Characteristics of the options
Laser sources Laser
Class 1
of the LTS
–
Wavelength
laser at 25°C:
option
1310 ± 30 nm
1550 ± 30 nm
1625 ± 10 nm
–
Spectral bandwidth: 5 nm RMS maximum
Output level
–
-3.5 dBm
–
modulated mean level -6.5 dBm
–
Stability1:
± 0.02 dB, short term (15 minutes) for temperature differences of ±
0.3° K
± 0.2 dB, long term (8 hours) for temperature differences of ± 3° K
Emission mode
VFL
–
Continuous signal (CW)
–
Signal including lambda information for the power meter (Auto-λ).
–
Modulated signal to identify the fiber (at 270, 330, 1k or 2kHz).
–
Wavelengths activated one after the other (TwinTest mode).
–
Wavelength: 635 nm
–
Length of fiber: up to 5 km
–
Class 2 laser (standards EN60825 and FDA21 CFR Part 1040.10).
1.The specifications concerning accuracy and stability do not become valid until 20
minutes after switching on, and are only valid with a proper fiber connection.
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User Manual
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