Introduction
Operating Manual PSSu E F 2DO 2(-T)(-R)
21322-EN-07
5
1
Introduction
1.1
Validity of documentation
This documentation is valid for the product types PSSu E F 2DO 2, PSSu E F 2DO 2-T and
PSSu E F 2DO 2-R. It is valid until new documentation is published.
This operating manual explains the function and operation, describes the installation and
provides guidelines on how to connect the product.
1.1.1
Retaining the documentation
This documentation is intended for instruction and should be retained for future reference.
1.1.2
Terminology: System environment A and B
The PSSu system can be used in two different system environments. The module's applic-
ation area is described in the chapter "Intended Use" of the manual.
The distinction is made between
}
PSSu in system environment A
}
PSSu in system environment B
The distinction is based on the application area of the PSSu system.
PSSu in system environment A may be used in the
}
Decentralised system PSSu I/O
}
Not
in the automation system PSS 4000
PSSu in system environment B may be used in the
}
Automation system PSS 4000, e.g. with
–
Decentralised system PSSu I/O with SafetyNET p
–
Control system PSSu PLC
–
Control system PSSu multi
1.2
Definition of symbols
Information that is particularly important is identified as follows:
DANGER!
This warning must be heeded! It warns of a hazardous situation that poses
an immediate threat of serious injury and death and indicates preventive
measures that can be taken.
