Edge Detection Mode - Panasonic HG-T Series User Manual

5.4.2 Edge Detection Mode

When the direction in which the measured object enters the measurement area of the sensor
head is specified as the TOP or BOTTOM side, this mode measures the distance from the TOP
or BOTTOM side of the measurement area to the edge of the measured object.
<When the direction in which the measured object enters the measurement area is speci-
fied as the TOP side>
Measured value
Measured value
<When the direction in which the measured object enters the measurement area is speci-
fied as the BOTTOM side>
The measured object moves in the direction opposite to the one when the direction in which the
measured object enters the measurement area is specified as the TOP side.
<Reference>
● Full light entry state is displayed as "
● For details on how to set the measurement direction, refer to "6.3.2 Measurement Direction".
5-24
TOP side
Measured
object
Edge
Emitter
Edge
Measured
Emitter
object
BOTTOM side
On the basis of the TOP side, the
distance from the TOP side edge
to the edge of the measured object
that is the nearest to the BOTTOM
side among the sections switching
from light interception to light entry
is detected as the measured value.
Receiver
If the measured object enters the
measurement area from the BOT-
TOM side, no measured value is
detected. The measured value re-
mains displayed as "
Receiver
".
Basic Usage
".
WUME-HGT-3