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Reflective Sensor Heads: RUN Mode Functions
Section 3-3
40
Example: Zero Reset During Measurement
Refer to
3-5-15 Zero Reset Memory Function
Sensor Head
Sensing object
This height must be evaluated.
All that is necessary is to reset
zero at the point indicated by the
arrow while measuring.
Measured value
Without zero
reset
Threshold
Threshold
Threshold must be
set to an absolute height.
Accurate measurement
is impossible.
With zero
reset
Zero reset level
Time
The height of the step is always
evaluated in comparison to
the threshold.
Zero
reset.
Zero
reset.
Example: Use Zero Reset to Evaluate the Height of a Step in the Sensing Object
In this case, disabling the zero reset memory is recommended.
POINT
Z157-E1-01C.book Page 40 Thursday, August 31, 2006 5:13 PM