Monitoring Optical Power - Fluke DSP-FTA420 User Manual

DSP-FTA420/30/40
Users Manual

Monitoring Optical Power

You can use the MONITOR position of the DSP-4000 rotary switch to monitor
the output power produced by a source such as an optical network interface
card or optical test equipment. You can also monitor the power received at the
end of a fiber link.
To monitor optical power, proceed as follows:
1. Select a known-good patch cord of fiber type matching the fiber type used
during normal systme operation. Clean all fiber connectors.
2. Connect the test tool to the optical source as shown in Figure 11.
3. Turn the rotary switch to MONITOR.
Select Optical Power; then press E.
4.
5. Select the appropriate multimode or singlemode wavelength to monitor;
then press E.
6. To switch between measurements in dBm and µW (microwatts), press
!.
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