YOKOGAWA AQ7280 OTDR, Руководство по началу работы

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IM AQ7280-02EN
AQ7283E, AQ7082G, AQ7283J
Item Specifications
Model AQ7283E AQ7282G AQ7283J
Wavelength (nm) 1310 ±25/1550 ±25,
1625 ±10
1310 ±25/1490 ±15/
1550 ±25
1310±25/1383±2/
1550±25/1625±25
Number of optical port 2 (Port 2: 1625 nm with filter) 1
Optical fiber SM (ITU-T G.652)
Distance range (m) 0.2, 0.5, 1, 2, 5, 10, 20, 30, 50, 100, 200, 300, 400, 512
Pulse width (ns) 3, 10, 20, 30, 50, 100, 200, 300, 500, 1000, 2000, 5000, 10000, 20000
Sampling resolution Min. 2 cm
Number of sampling points Max. 256000 points
Distance measurement accuracy ± (0.75 m + Measurement distance × 2 × 10
–5
+ sampling resolution)
Event dead zone
1
(m) 0.6
Attenuation dead zone 2 (m) 3.5/4, 4 3.5/4/4 3.5/4/4/4
Dynamic range
3
(dB) 42/40, 40 38/36/36 42/39/40/40
Loss measurement accuracy
4
± 0.03 dB/dB
Return loss measurement accuracy ± 2 dB
Optical connector Universal Adapter SC, FC, LC, and SC Angled-PC
Laser class Class 1M Class 1M (1383/1550/1625 nm),
Class 3R (1310 nm)
Maximum optical pulse output power –
Dimension Approx. 211 mm (W) × 110 mm (H) × 32 mm (D) (excluding projections)
Mass Approx. 420 g
1 Pulse width: 3 ns, Return loss: ≥55 dB, Group refractive index: 1.5, at 1.5 dB below the unsaturated peak level, Typical
2 Pulse width: 10 ns, Return loss: ≥55 dB, Group refractive index: 1.5, at a point where the backscatter level is within ±0.5 dB of the
normal level, Typical
3 Pulse width: 20000 ns, Measurement time: 3 minutes, SNR = 1, Typical, Decrease by 0.5 dB with an angled-PC connector.
4 For a loss 1 dB or less, the accuracy is ±0.05 dB.
Specifications