Exfo IQS-3150 Variable Attenuator for IQS-500/600 Manual de usuario Pagina 91

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Variable Attenuator 85
A Technical Specifications
IMPORTANT
The following technical specifications can change without notice.
The information presented in this section is provided as a reference
only. To obtain this product’s most recent technical specifications,
visit the EXFO Web site at www.exfo.com.
SPECIFICATIONS
a
Singlemode Configurations
Description Without power monitoring With power monitoring
Models IQS-3150-B IQS-3150-BI
Fiber type (μm) 9/125 9/125
Wavelength range (nm) 1250 to 1650 1250 to 1650
Max. attenuation
b
(dB) 65 65
Insertion loss
c,d
(dB)
Typical 1.0 1.5
Max. 1.5 2.2
Attenuation setting resolution (dB), typical 0.002 0.002
Attenuation linearity
e
(dB) ±0.1 ±0.1
Attenuation repeatability
f
(dB), 2σ ±0.01 ±0.01
Spectral uniformity, 1510 nm to 1605 nm
g
(dB) ±0.05 ±0.05
Spectral uniformity, 1450 nm to 1630 nm
g
(dB), typical ±0.09 ±0.09
Power meter linearity
h
(dB) N/A ±0.03
Power setting repeatability (dB), 2σ N/A ±0.015
PDL
i
(dB) peak-to-peak 0.15 0.2
Return loss
c, j
(dB), typical 60 60
Max. input power (dBm) 23 23
Transition speed
k
(dB/s), typical 15 15
Shutter isolation (dB) > 100 > 100
Multimode Configurations
Description Without power monitoring With power monitoring
Models IQS-3150-C; D IQS-3150-CI; DI
Fiber type (μm) 50/125, 62.5/125 50/125, 62.5/125
Wavelength range (nm) 700 to 1350 700 to 1350
Max. attenuation (dB) 60 60
Insertion loss
c,d
(dB)
Typical 1.3 1.5
Max. 2.0 3.0
Attenuation setting resolution (dB), typical 0.002 0.002
Attenuation linearity
e
(dB) ±0.1 ±0.1
Attenuation repeatability
f
(dB), 2σ ±0.01 ±0.01
Power meter linearity
l
(dB) N/A ±0.03
Power setting repeatability (dB), 2σ N/A ±0.015
Return loss
c, d
(dB), typical 40 40
Max. input power (dBm) 20 20
Transition speed
k
(dB/s), typical 15 15
Shutter isolation (dB), typical > 90 > 90
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