Adjustment Methods - Omron E3X-MDA11 Installation Instructions Manual

Adjustment Methods

1. Setting the Operation Mode
The operation mode is set in SET mode. Refer to page A-373 5. Set-
ting Functions in SET Mode.
Set the Channel Selector to the desired channel before making any
adjustments or settings. This is true for all adjustments and settings.
2. Adjusting the Power (RUN Mode)
The current incident light level can be adjusted to near the power
tuning target value (default: 2,000).
Confirm that the MODE key setting is PTUN (power tuning). The
default setting is PTUN. Refer to page A-373 5. Setting Functions in
SET Mode
Set the Mode Se-
lector to RUN.
RUN
(Factory-set to RUN)
Release the key after
the progress bar
is displayed.
Display changes after
specific time.
The Power Tuning indicator
will light when the adjustment
has been completed.
To restore the default
power settings:
"OFF" will flash twice.
The Power Tuning indicator
will go out when the default
setting has been restored.
* Setting Errors
An error has occurred if one of the following displays appears after
the progress bar is displayed.
Display
Flashes twice
PTUN OVER
Flashes twice
PTUN BOTM
Note: Press the DOWN key right after pressing the MODE key.
E3X-MDA
Light level Threshold (default)
MODE
3 s
PTUN Progress bar
Power tuning
target value
Light level Threshold
DOWN MODE
3 s
Press together (see note).
PTUN OFF
Light level Threshold
Error Action
The power will not be
Over Error
tuned. The power can
The incident light
be increased up to ap-
level is too low
proximately 5 times
for the power tun-
the incident light val-
ing target value.
ue.
The power will be
Bottom Error tuned to the minimum
The incident light level. The power can
level is too high be decreased down to
for the power tun- approximately 1/25th
ing target value. the incident light val-
ue.
3.Setting Thresholds Manually
(RUN Mode)
A threshold can be set manually. A threshold value can also be fine-
tuned using manual setting after teaching.
Set the Mode Se-
lector to RUN.
RUN
(Factory-set to RUN)
* Even if the display method for display switching is changed, the
threshold will appear on the sub-display when the key is pressed.
4. Teaching the Threshold Value (SET Mode)
* There are four methods that can be used for teaching, as described
below. Use the method most suitable for the application.
* An error has occurred if OVER, LO, or NEAR is displayed on the
sub-display. Repeat the operation from the beginning.
4-1. Setting the Threshold at Maximum Sensitivity
The threshold can be set at the maximum sensitivity. This method is
ideal when using a Through-beam Fiber Unit to detect workpieces so
that detection is not influenced to any great degree by dust and other
environmental factors.
Set the Mode Selector
to SET.
SET
The threshold value that
was set will flash twice.
The previous display will
return when the setting
has been completed.
Light level Threshold (default)
UP DOWN
Increases threshold. Decreases threshold.
Light level Threshold
UP DOWN
Either for 3 s
FULL Threshold
Light level Threshold