OPTILAB DFB-4-B User Manual page 9

DFB-B Benchtop User's Manual
2. The settings page for each channel screen is shown below:
S
ETTING
DFB C
URRENT
S TEC T
ET EMP
O P
UTPUT OWER
MAX C
URRENT
T
EMPERATURE
W SN
AVELENGTH AND
3. When finished editing the parameters of the individual module, pressing the "BACK"
button will return to the main screen.
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This value displays the current set point that is driving the internal
laser diode, and can be adjusted by pressing the "RIGHT" arrow
button to select the unit for adjustment, and then pressing the
"UP" or "DOWN" arrow buttons to increase or decrease this unit
selection.
Pressing the "SAVE" button will save this change, otherwise
pressing the "BACK" will cancel the parameter editing and return
to the home page.
NOTE: Changes cannot be made to current unless the laser
output is enabled.
This value displays the current TEC temperature setting. By
adjusting the TEC temperature set point, the wavelength can be
tuned as desired, please refer to the test datasheet for the
allowable range.
This feature is adjustable in the same manner as the current
setting as noted above.
The current output power from the internal photodiode
reading of the laser.
reading for the most accurate value.
The maximum end user allowable setting for the laser diode
driving current.
Shows the current operating temperature of the selected
module.
These fixed values are a reference for the internal RS485
setting on each individual module, as well as each DFB's serial
number.
D
ESCRIPTION
Please refer to an external power meter
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