NFK1-SC FLUKE NETWORKS, NFK1-SC Datasheet - Page 172

• Manufacturer Part Number: NFK1-SC
• Description: LAN Tester
• Manufacturer: FLUKE NETWORKS

Specifications of NFK1-SC

• Lead Free Status / RoHS Status: na

OF-500 OptiFiber Certifying OTDR
Technical Reference Handbook
Testing in Loopback Mode
Use Loopback mode to test spools of cable, segments of
uninstalled cable, patch cords, reference test cords, and
launch fibers.
In this mode, the tester measures loss, length, and
propagation delay at two wavelengths in one or both
directions.
7-20
Figure 7-8 shows the equipment required for loss/length
testing in Loopback mode.