Fluke MultiFiber Pro, User Manual

Page: 30 / 68

MultiFiber Pro Optical Power Meter and Fiber Test Kits
Users Manual
20
Measure Loss
1 Set the reference as described on page 17.
2 Make sure the limit is correct. To see the limit, hold
down

for 2.5 seconds, press
 
to put the cursor
next to LOSS LIMIT , then press

.
3 Clean and inspect the connectors on the link and on
the required test cords.
4 Disconnect the test cord from the meter, then make
the appropriate connections. Figure 9 on page 21
shows connections for a link with unpinned
connectors. Appendix B shows connections for other
types of links and connectors and for fiber modules.

Caution
Do not disconnect test cord 1 from the source. If
you do, you must set the reference again to
make sure the loss measurements are reliable.
For singlemode links with APC connectors, you
must use Type A test cords and adapters. Type A
components correctly align the angles in the
connectors.
5 On the source, select these settings:

SCAN ALL : ON

MODE : 2 kHz does not show
6 On the meter, press

to make LOSS show. Figure
Figure 10 on page 22 shows the display for loss
measurements.
Notes

and

flash and you cannot save
measurements if the wavelength setting on the
meter is not the wavelength you used to set the
reference.
2 kHz ,

, and

flash and you cannot save
measurements if the source is set to 2 kHz mode.
7 To save the measurements, make sure the meter has
done a scan through all 12 channels, then press

SAVE . The meter briefly shows the record number and
OK . The record number shown is for the number 12
fiber in the cable.