Exfo FVA-3150 Variable Attenuator Manuale Utente Scaricare il pdf (Pagina 33)

Setting Up Your Variable Attenuator

Variable Attenuator 27

Selecting and Using an Attenuation Display Mode

To define an offset value for a specific wavelength:

1. Set the Variable Attenuator to the appropriate wavelength.

2. Select Setup.

3. Press the left/right arrows until OFFSET is displayed.

4. Press ENTER. The first segment of the current offset value will start

flashing.

5. Enter a new offset. Use the up/down arrows to change the flashing digit

and the left/right arrows to activate the next digit.

Note: Offset values between -99.999 and 99.999 may be entered. Use dB when

the offset represents loss and dBm when the offset represents power.

6. Once all the segments have been entered, press ENTER.

7. To exit the Setup menu, press the Setup button.

dBm

Current offset value for

the selected wavelength

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 114 115

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Exfo FVA-3150 Variable Attenuator Manuale Utente Pagina 33