Power Meter mode
Note: The ORL-55 provides measuring optical power
levels on singlemode fibres. The test port is – in contrary
to "pure" power meters – an Angled Physical Contact
(APC) connector. Thus, a test signal can be connected to
the ORL-55 via an APC connector only.
Display in Power Meter mode
Fig. 9
Measurement display in Power Meter mode.
USB
dBm
JDSU
External power supply
The ORL-55 is powered by the external AC
adapter when this symbol is shown.
Battery status
Shows actual battery status. If it is not
shown, only the AC adapter is in use.
Power supply via USB
In remote operation the device is powered
via the USB interface.
Measured power level
Display of value (here in signle lambda
mode) and unit (dB, dBm, Watt).
ORL-55
5 O
PERATION
At one wavelength
At two wavelengths
31