3. Product Description
3.2 Technical Data
3.2.1 Measurement and Sensors
Measuring Properties
Table 3: Measuring Properties
Property
Value
Unit
Channels
9
-
Measuring range
1545.5 … 1561.0
nm
Absolute precision
(Measuring range 1546.0 … 1558.0 nm)
50
pm
Absolute precision
(Measuring range 1545.5 … 1561.0 nm)
150
pm
Wavelength stability over the
temperature range
20
pm
Noise
1
< 1
pm
Resolution
2
< 0.01
pm
Warm-up time
3
20
min
3 dB cut-off frequency
500
Hz
Internal sample synchrony
< 300
μ
s
External sample synchrony (ETH)
(Precision Time Protocol)
< 300
μ
s
1
Standard deviation at a sampling frequency of 5 Hz.
2 At wavelength 1552 nm and signal level 60 %.
3 Time between power-up and operation within specification
Requirements for sensors
Table 4: Requirements for sensors
Property
Value
Unit
Sensor type
Fiber Bragg grating
-
Reflectivity
70
±
20
%
Full width half maximum (FWHM)
400 ... 600
pm
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