Compact controller ER 2022S and ER 2022SA
CAUTION!
CAUTION!
WARNING!
Warning symbols
This symbol in connection with the signal word indicates that personal injury may occur if the
respective precautionary measures are not conducted.
This symbol in connection with the signal word indicates that material damage or data loss will
occur if the respective precautionary measures are not taken.
This symbol indicates that components could be destroyed by electrostatic discharge
(ESD = Electrostatic Discharge) if the respective cautionary measures are not taken.
Only use the ESD packages intended for this purpose to return device inserts, assembly groups, or
assembly components.
READ THE DOCUMENTATION!
This symbol, which is attached to the device, indicates that the associated documentation for the
device must be observed. This is necessary to identify the nature of the potential hazard, and to
take measures to prevent it.
Note symbols NOTE!
This symbol refers to important information about the product, its handling, or additional benefits.
REFERENCE!
This symbol refers to additional information in other sections, chapters, or other manuals.
FURTHER INFORMATION!
This symbol is used in tables and indicates that further information is provided after the table.
DISPOSAL!
At the end of its service life, the device and any batteries present do not belong in the trash! Please
ensure that they are disposed of properly and in an environmentally friendly manner.
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