Chapter 6
Technical specifications
OTDR modules for T-BERD/MTS 2000/4000 V2
104
User Manual
700MAN201 Rev. 002
OTDR modules for T-BERD/MTS 2000/4000 V2
Characteristics of reflectometry measurements
Distance measurement
•
Dual cursor
•
Distance displayed takes into account the calibration of the refractive index of the
fiber.
•
Index adjustable from 1,30000 to 1,70000 in steps of 0,00001
•
Resolution of display: 1 cm max.
•
Resolution of cursor: 1 cm max.
•
Spacing of measurement points: from 4 cm, with up to 256 000 acquisition points.
•
Accuracy: ±
1m± sampling resolution ±10
-5
x distance for LA, MM and QUAD
(excluding errors of calibration of refractive index of the fiber).
±
0.5m± sampling resolution ±10
-5
x distance for MA2, MA3, B and C
Modules (excluding errors of calibration of refractive index of the fiber).
•
Display span: 3.25 m up to 400 km, according to the Module
Attenuation measurement
•
Dual cursor
•
Resolution of display: 0,001 dB
•
Resolution of cursor: 0,001 dB
•
Linearity: ± 0.05 dB/dB with LA Modules
± 0.03 dB/dB with MA2, MA3, QUAD/MM, B and C Modules
•
Display span: 1.25 dB to 55 dB
Reflectance Measurement
•
Resolution of display: 0,01 dB
•
Accuracy: ± 2 dB
Automatic measurement
•
Automatic measurement of all the elements of the signal. Slope measurement by
least squares or 2 points of measurement.
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Содержание OTDR 41 A Series
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