IDEC SG4 Type 4 Finger & Hand - Manual (Page 38)

SG4-B Series Instruction Manual
34
The standard installation described hereinafter is the one shown in
Fig. 22, i.e. with the bar assembled with the connectors pointing
down.
5.1. Correct alignment procedure
The light curtain alignment can be effected only after having
completed the mechanical installation and the electrical connections
as described above. Compare alignment results with those given in
the following table.
NOTE: To enter alignment mode connect the device as described in
section 6.5 “Alignment aid function”.
Display
LED
NORMAL
OP.
LED
SAFE
(BREAK)
LED
yellow
SYNC
LED
yellow
LAST
Condition
Alignment
status
ON
Sync NOK
Last NOK
OFF
ON
Sync OK
Last NOK
OFF ON
OFF OFF
Sync OK
Last NOK
Middle optics NOK
Not
aligned
ON OFF OFF OFF
Each beam is over
the min. operating
threshold and the
number of beam over
the threshold is
included between
0 and 25%
MINIMUM
align.
ON OFF OFF OFF
Each beam is over
the min. operating
threshold and the
number of beam over
the threshold is
included between
25 and 50%
ON OFF OFF OFF
Each beam is over
the min. operating
threshold and the
number of beam over
the threshold is
included between
50 and 75%
ON OFF OFF OFF
Each beam is over
the min. operating
threshold and the
number of beam over
the threshold is
included between
75 and 100%
MAXIMUM
align.