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DTX-MFM/DTX-SFM Fiber Module Specifications
Power Meter Specifications
Input connector
Detector type
Calibrated wavelengths
Power measurement range
Display resolution
Power measurement uncertainty (accuracy)
Measurement linearity
(18 °C to 28 °C constant temperature)
Re-calibration period
Display update rate
1. Under the following conditions:
•
Power level: -20 dBm, continuous wave
•
At 850 nm: 62.5/125 µm fiber with 0.275 NA
•
At 1310 nm and 1550 nm: 9 /125 µm
•
Ambient temperature: 23
SC
InGaAs
850 nm, 1310 nm, 1550 nm
0 dBm to -60 dBm (1300/1310 nm and 1550 nm)
0 dBm to -52 dBm (850 nm)
dB, dBm: 0.01
Linear (µW): >400, >40, >4, >0.4, ≤0.4: 1, 0.1, 0.01, 0.001, 0.0001
± 0.25 dB
1300/1310 nm and 1550 nm: ± 0.1 dB
850 nm: ± 0.2 dB
1 year
1 reading per second
2. Linearity for 1310 nm and 1550 nm:
3. Linearity for 850 dBm:
C ±5
o
o
C
Maintenance and Specifications
1
3
•
Between 0 dBm and -55 dBm: ± 0.1 dB
•
< -55 dBm: ± 0.2 dB
•
Between 0 dBm and -45 dBm: ± 0.2 dB
•
< -45 dBm: ± 0.25 dB
9
Specifications
2
9-27
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