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Operating Instructions
L4000 system
8010009/1KO6/2023-08-16
Subject to change without notice
Fault diagnosis
Display Cause
Short-circuit
switching
output 2
Short-circuit
between
switching output
1 and 2
Configuration
incorrect or
modified
Supply voltage
too low
SICK AG • Industrial Safety • Germany • All rights reserved
Remedying the error
at
1)
Check the wiring for short-circuit to
0 V.
Switch the device off and on again.
Check the wiring and rectify the error.
1)
Switch the device off and on again.
Check the configuration (number of
sensors, operating modes) of the
system.
Switch the device off and on again.
After the rectification of an error
perform a complete functional test as
defined in chapter 6.3 Test notes.
Check the supply voltage and the
power supply. If necessary, replace
defective components.
Switch the device off and on again.
en
Chapter 8
99
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