Omron E3C-LDA - DATASHEET 3 Datasheet page 5

Power tuning can be used to adjust the incident light level that is
currently being received to the power tuning target value (default: 2,000).
Before tuning ON the power, always secure the detection object and Head and be sure that the incident light level is stable.
The power tuning target value can be changed. Refer to Detailed Settings.
The incident light level may change when the detection method is changed.
If necessary, retune the power after changing the detection method.
Setting Method
Confirm that the MODE key setting is PTUN (power tuning) in advance. PTUN is the default setting. Refer to Detailed Settings.
Switch to RUN mode.
SET RUN
Press the MODE key for at least 3 seconds.
A progress bar will appear on
the sub-display one digit at a
time.
(Release the MODE key when
PTUN
Progress bar
the progress bar appears.)
Tuning completed and previous display returns.
Setting Errors
An error has occurred if one of the following displays appears after the progress bar is displayed.
Flashes twice
Over Error
The incident light level is too low for the power tuning target value.
The power can be increased up to approximately 1.5 times the incident light level without power tuning.
PTUN OVER
Flashes twice
Bottom Error
The incident light level is too high for the power tuning target value.
The power can be decreased down to approximately 1/8th the incident light level without power tuning.
PTUN BOTM
Flashes twice
Timeout Error
An error occurred because the incident light level was not stable during power tuning. Make sure that the work-
piece and Head are secured and retune the power.
PTUN TOUT
Clearing Method
Switch to RUN mode
SET RUN
Hold down the MODE key and press the DOWN key for at least 3 seconds.
+
Note: Press the DOWN key right after pressing the MODE key.
The sub-display will flash twice and power tuning will be cleared.
PTUN OFF
E3C-LDA Series
Main Display
PTUN
Display alternates
During power tuning
at a fixed interval.
Power tuning target value
A-459