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Specifications
The following optical specifications describe the warranted characteristics of the unit (Table 2).
Supplementary specifications describe the typical non-warranted performance of the unit (Table
3).
Table 2: Optical Specifications
Parameter
Insertion loss
SM
MM
Wavelength
SM
MM
Return loss
SM
MM
Polarization dependent loss (SM)
Insertion loss stability
Change in insertion loss during
power on-off cycle; latching version
SM
MM
5
Repeatability
sequential switching
random switching
Crosstalk
Switching time (one channel/each
additional channel)
low speed, high accuracy
medium speed
Optical input power
Lifetime
Interface
1
All specifications referenced without connectors.
2
All optical measurements taken after temperature has stabilized for one hour.
3
All specifications are at low speed setting. Repeatability can be affected by increasing speed.
4
Return loss specifications based on 1 m pigtail length.
5
Repeatability measured after one-hour warm-up.
1,2,3
Typical (Maximum)
N<26 Non-Latching
4
N<25 Latching
0.5 (0.7) dB
0.4 (0.6) dB
1290 to 1670 nm
850 to 950 nm or 950 to 1350 nm
62 (57) dB
25 (20) dB
0.02 (0.04) dB
±0.02 (0.025) dB
±1.0 (2.0) dB
±1.0 (2.0) dB
±0.005 (0.01) dB
±0.01 (0.05) dB
-90 dB
25/15 ms
20/15 ms
300 mW continuous
at least 10 million cycles
parallel and RS485 serial
General Information and Specifications – 7
Typical (Maximum)
26≤ ≤ ≤ ≤ N≤ ≤ ≤ ≤ 100 Non-Latching
25≤ ≤ ≤ ≤ N≤ ≤ ≤ ≤ 92 Latching
0.8 (1.2) dB
0.7 (1.0) dB
55 (45) dB
20 (20) dB
0.04 (0.08) dB
±0.03 (0.04) dB
±2.0 (4.0) dB
±2.0 (4.0) dB
±0.01 (0.03) dB
±0.03 (0.08) dB
-80 dB
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