Fluke Networks CertiFiber Pro Users Manual - Manual (Page 405)

Chapter 17: Specifications
OptiFiber Pro OTDR Module Specifications
383
OptiFiber Pro OTDR Module Specifications (cont.)
Multimode Singlemode
Dynamic Range 3, 5, 6 850 nm: 28 dB typical
1300 nm: 30 dB typical 1310 nm: 32 dB typical 
1550 nm: 30 dB typical
Maximum Distance
Range Setting 40 km 130 km
Distance
Measurement
Range
4, 5, 7, 8, 9, 10
850 nm: 9 km
1300 nm: 35 km 1310 nm: 80 km
1550 nm: 130 km
Distance
Measurement
Accuracy
11
1 (0.00005 x distance) 
(0.5 x resolution) meters
typical 1 (0.00005 x distance)
(0.5 x resolution) meters
typical
3. For typical backscatter coefficient for OM1 fiber: 850: -65 dB, 1300: -72 dB
4. Typical backscatter and attenuation coefficients for OM2-OM4 fiber: 850 nm: -68 dB;
2.3 dB/km: 1300 nm: -76 dB; 0.6 dB/km
5. Typical backscatter and attenuation coefficients for OS1-OS2 fiber: 1310 nm: -79 dB;
0.32 dB/km; 1550 nm: -82 dB; 0.19 dB/km
6. SNR=1 method, 3 minute averaging, widest pulse width
7. 850 nm: 9 km typical to find the end or 7 km typical to find a 0.1 dB event (with a
maximum of 18 dB attenuation prior to the event)
8. 1300 nm: 35 km typical to find the end or 30 km typical to find a 0.1 dB event (with a
maximum of 18 dB attenuation prior to the event)
9. 1310 nm: 80 km typical to find the end or 60 km typical to find a 0.1 dB event (with a
maximum of 20 dB attenuation prior to the event).
10. 1550 nm: 130 km typical to find the end or 90 km typical to find a 0.1 dB event (with
a maximum of 18 dB attenuation prior to the event).
11. Does not include index of refraction error and does not include automatic event
location error.
-continued-