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45
www.abb.com/lowvoltage
2TLC172015M0201, rev. D
Error conditions
#
LED indication
Name of LED
Colour
1
Green
2
Yellow
3
Green
4
Red
5
Yellow
1
2
3
4
5
Description of error
Corrective action
1
Low voltage
Check power supply (24 VDC ± 20%)
2
º º
Control logic fault
Check that change-over switch bank 1
and bank 2 are equal.
Remove and reapply power. If error is
still present, contact your local ABB AB
JOKAB SAFETY distributor.
3
º º º
Error on safety outputs
Check wiring of the OSSD outputs.
4
º º º
Muting lamp connection
fault or defective
Check the connection of the muting
lamp and/or check condition of the
muting lamp.
5
º
Mutual light interference
Check the presence of ambient light
sources close to the protection field.
Use coding option or remove the light
source.
6
º º
Error in floating blanking
mode. Object not present.
Check the position of the blanking
object. Make sure it is inside the
blanking area.
7
º º º º
EDM fault
Check and correct EDM wiring.
8
º
Error in pre-reset mode
Pre-reset condition was not met.
Correct placement of the pre-reset
switch to keep timing within the
specification.