EXFO PM-1100 Optical Power Meter - Manual (Page 28)

Operating the Optical Power Meter
18 PM-1100
Relative Power
Entering a Specific Reference Value
To enter a specfic reference value:
1. Use
λ to select the wavelength.
2. Select the measurement unit using dBm/Watt.
3. Press Setup.
4. Scroll (left/right arrows) to REF.VALUE.
5. Press ENTER. The first segment of the current reference value will start
flashing.
6. Enter a new reference value. Use the up/down arrows to change the
flashing segment and left/right arrows to activate the next segment.
7. Press ENTER.
Note: Any value outside the Optical Power Meter measurement range will be
rejected. The unit will beep and you will be prompted to enter a new value.
8. To exit the Setup menu, press Setup.
dBm
Current reference value for the
selected wavelength and in the
selected measurement unit