SICK L4000 Instrucciones De Operación página 97

Operating Instructions
L4000 system
8010009/YTA2/2016-05-02
Subject to change without notice
Fault diagnosis
Display
LED of
ν
Orange sender fails
to light up
Sender LED
illuminates
at half inten-
sity
Sender LED
Ν
Orange illuminates
at full inten-
sity
Receiver
ν
Yellow LED does
not
illuminate
LED flashes
∏
Yellow
LED
Ν
Yellow illuminates
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Cause Rectifying the error
Pin 4 on the Check the power supply
sender connected and switch on if
to +24 V or no necessary
power supply at
the sender
Pin 4 on the
sender connected
to UE401
Pin 4 on the
sender not
connected (for the
alignment of
sender and
receiver; sender
sends at full
intensity)
Beam from sen- Check the power supply
der interrupted, or and switch on if
receiver has no necessary
power supply
Receiver is Align the sensors
receiving weak (chapter 6.2) or clean
signal from the the lenses (chapter 7)
sender (poorly
aligned or dirty)
Receiver well
aligned with
sender, receives
sender signal
en
Chapter 8
97