EXFO FTB-8510B Guia Del Usuario página 798

Port Tabs
Port TX (Optical Interfaces)
Wavelength (nm)
Wavelength (nm): Indicates the detected SFP/XFP/TRN
wavelength.Possible values are:
For FTB-8105/15/20/30: 850, 1310, 1550 nm, or unknown if the
SFP/XFP is missing or not recognized.
For FTB-8140-NRZ: 1550 nm.
For FTB-8140-DPSK: the wavelength is selectable.
Invert Polarity: For the FTB-8140-DPSK model, invert the polarity if
required.
Alarm Generation
Type: LOS (Loss Of Signal): Turns off the output port laser signal.
On/Off button: Allows enabling the alarm generation. This setting is
disabled (Off) by default.
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FTB-8100 Series Transport Blazer