
Chapter
6
Operating Instructions
UE 440/470
56
© SICK AG • Industrial Safety Systems • Germany • All rights reserved
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Electrical installation
6.4
Connection to the outputs
6.4.1
"Reset required" signal lamp
6.4.2
Bypass signal lamp
6.4.3
PSDI signal lamp
You can only connect a PSDI signal lamp to the safety controller UE 470.
6.4.4
Signal output (ADO)
You can make various signals of the UE 440/470 available at the outputs, e.g. for a relay
or an EPLC.
Fig. 28: Example for
connection of a "Reset
required" signal lamp
Fig. 29: Example for
connection of a Bypass signal
lamp
Note
Fig. 30: Example for
connection of a PSDI signal
lamp
Fig. 31: Example for
connection of signal output
(ADO)
Bypass signal lamp
PSDI signal lamp
“Reset required”
signal lamp