Avery Dennison ALS 306, Installation Manual, Page: 39 / 56

39
2 I
NSTALLATION
2.3 C
ONNECTING THE SENSORS
ALS
306
309
Adjusting the Wenglor photoelectric
sensor automatically
Only for Wenglor sensors (old standard, replaced since
9/2011 by Avery sensor).

Call up
MACHINE SETUP > Auto Sensor Adj.
– The label material is fed slowly until the next gap
between labels (punch) is reached. The photoelec-
tric label sensor is automatically adjusted in the
process.
Adjusting the Wenglor photoelectric
sensor manually
Only for Wenglor sensors (old standard, replaced since
9/2011 by Avery sensor).
For dispensing label material with a low contrast,
it can be necessary to adjust the label sensor
manually:

Call up
MACHINE SETUP > Sensor Adjust
.
– Display:

Place backing paper in the fork of the photoelectric
sensor.

Press the key, until the LED [68A] on the
photoelectric sensor lights up.

Press the key and keep it pressed just beyond
the point where the LED goes out.

Note the displayed value (value 1).

Place label material in the fork of the photoelectric
sensor.
– The LED will light back up.

Press the key and keep it pressed just beyond
the point where the LED goes out.

Note the displayed value (value 2).

Calculate value 3:
– Value 3= ( value 1 + (value 2 - value 1) / 2)

Set value 3 by means of the two arrow keys and
acknowledge the adjustment by pressing the
key.
Sensor Adjust
Manual:
xx%
[68] LED (A) at the (Wenglor) photoelectric label sensor
A