
PM-800-GL INSTRUCTION MANUAL
23
10.3.2
Measurement Loss
1.
Do not disconnect the master cord from the light source.
2.
Disconnect the master cord from the power meter port.
3.
Connect the trace to be measured between the power meter port and the master
cord that is attached to the light source. An extra master adaptor is required
(pic.4)
4.
The power meter display will report the value simultaneously with the message
“LOSS” or ”GAIN” in dB.
5.
This value represents the difference between the reference and the performed
measurement.
6.
If the value will be displayed with the message “LOSS”, the trace to be measured
has just this loss.
7.
If the value will be displayed with the message ”GAIN“, this means that the trace
to be measured has been compared with the reference for this gain.
8.
The value of the loss can be stored in the internal memory
(see “SAVE RESULT
” chapter
).
(pic.4)
master adaptor
master patchcord
Fiber under test
PM-800
LS-800