EXFO CT440 Series, Руководство пользователя

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Introducing the CT440
CT440
7
Technical Specifications
Technical Specifications
Measurement Specifications
I
MPORTANT
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 .
SMF PM13 PM15 PDL-O PDL-SCL
Wavelength
Operating wavelength range 1240–1680 nm 1260–1360 nm 1440–1640 nm 1260–1360 nm 1440–1640 nm
Wavelength
accuracy Absolute
a, b
a. For a TLS sweep > 5 nm at sampling resolution of 5 pm for PDL-O and PDL-SCL and 1 pm otherwise, excluding the
acceleration and deceleration part of the TLS sweep.
b. After wavelength referencing.
±5 pm
Relative
a
±1 pm ±5 pm
Optical Power
Power
range On TLS input 0 to 10 dBm
On detector ports -60 dBm to 7 dBm
Transfer
function Accuracy
c, d
c. For incident power on detectors > -30 dBm. Accuracy: ±0.5 dB for power between -30 dBm and -60 dBm.
±0.2 dB
Sampling resolution 0.02 dB
Dynamic range
d, e
d. 1260 to 1640 nm.
e. If laser output power = 10 mW (dynamic range is proportional to laser output power).
65 dB typ. for
1 or 2 TLS inputs
60 dB typ. for
3 or 4 TLS inputs
65 dB typical
Polarization
Dependent
Loss
(PDL) Accuracy
f
f. For incident power on detectors > -30 dBm and determined from a 6-states measurement at 5 pm resolution.
n/a n/a n/a ±0.05 dB + 4% PDL
Measurement
Range
g
g. Stable testing conditions, 6-states recommended for high PDL measurement.
n/a n/a n/a 0 to 20 dB
Repeatability
n/a n/a n/a
±0.05 dB
Sampling Characteristics
Resolution 1 to 250 pm 5 to 250 pm
Native sampling resolution N x 100±10 MHz (N=1 to 250)
Compatible sweep speed of TLS From 10 to 100 nm/s
Maximum number of transfer
function data points per TLS per
detector as a function of number
of activated detectors by
software
h
h. Selected frequency range of the laser divided by the native sampling resolution.
260,000 for 1 detector
219,500 for 2 detectors
164,400 for 3 detectors
131,100 for 4 detectors
110,500 for 5 detectors