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Through-beam Sensor Heads: RUN M ode Functions
Example: Use Zero Reset to Evaluate the Height of a Step in the Sensing Object
Sensing object
Emitter
Measured value
Without zero
reset
With zero
reset
In this case, disabling the zero reset memory is recommended.
POINT
74
Zero
reset.
The height of the step is always
evaluated in comparison to
Refer to 3-8-15 Zero Reset Memory Function.
Receiver
This height must be evaluated.
All that is necessary is to reset
zero at the point indicated by the
arrow while measuring.
Zero
reset.
the threshold.
Section 3-6
Threshold
Threshold must be
set to an absolute height.
Acurate measurement
is impossible.
Zero reset level
Threshold
Time
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