Keyence LS-5000 Bedienungsanleitung Seite 124

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Seitenansicht 123
Appendices
118
Appendices
Appendix C Troubleshooting Guide
If a condition occurs that could be due to equipment failure or malfunction, follow
the inspection procedures given below.
If the LS-5000 series does not operate normally after this inspection, contact the
nearest KEYENCE dealer or sales office.
ProblemItem
Inspection
Action
Ref. page
Measured
value
display
p.8, 13
Measured value is
not displayed.
Nothing is dis-
played.
Check power switch.
Turn power switch ON.
Check connection with power
supply.
Connect AC power cable.
(LS-5501)
“- - - - -” is displayed. Check if target is correctly
placed in measurement area.
Check if scanning area is
entirely covered.
Check if AREA is correctly
selected.
Check if scanning head is
connected.
Check laser emitting/receiving
windows for dust or dirt.
Check if laser ON alarm indica-
tor is lit.
Check if power switch has just
been turned ON.
Check if the measurement
mode has just been changed.
Check number of averaging
measurements.
Check condensation.
Place target in measurement
area correctly.
Select AREA correctly.
Turn power OFF. Connect
scanning head, and turn power
ON.
Remove dust or dirt from laser
emitting/receiving window.
Short-circuit LASER REMOTE
terminals.
Wait for approx. 10 seconds
after turning power ON.
Wait for approx. 3 seconds
after changing the measure-
ment mode.
Depending on No. of averaging
measurements, approx. 2.6 or
less seconds is required to
display measured value after
target is placed in measuring
area.
Change measurement environ-
ment.
p.115
p.39
p.13
p.60
p.4
p.13
p.44
Measured value
fluctuates.
Check if target is correctly
placed in measurement area.
Check if reference edge is set
in measurement area.
Check laser emitting/receiving
windows for dust or dirt.
Check target for dust or dirt.
Check for large variations in
ambient temperature.
Place target in measurement
area correctly.
Set reference edge (when
T.EDGE/B.EDGE mode is
used).
Remove dust or dirt.
Keep ambient temperature
constant.
p.115
p.60
Seitenansicht 123

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