TREND NETWORKS FIBERMASTER Guía De Referencia Rápida página 15

Disconnect the fiber from the PM port and connect it to a mating sleeve, and
connect the cable/cord under test between the mating sleeve and the power
meter port, as shown below.
Fiber Under Test
Power Meter
Port
The value in dB, in the center of
the display is the loss of the cable
under test.
Note: This Example shows two OTDRs with PM and using the optical ports as
CW sources for the light source. When using stand alone PM and LS, the PM will
only have a single power meter port and the light source will have one or two
ports depending on whether it is a dual or quad wave light source.
Reference Cord
Light Source
Port
Depend On Us
EN
15