Pilz PSSu E S 2AI RTD - Manual (Page 5)

Introduction
Operating Manual PSSu E S 2AI RTD(­T)
22017­EN­06 5
1 Introduction
1.1 Validity of documentation
This documentation is valid for the product types PSSu E S 2AI RTD and PSSu E S 2AI
RTD­T. 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.
The module PSSu E S 2AI RTD­T is suitable for use where there are increased environ­
mental requirements (see Technical Details).
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 with SafetyBUS p
} Decentralised system PSSu I/O with ST fieldbuses such as CANopen, DeviceNet but
} Not in the automation system PSS 4000
PSSu in system environment B may be used in the
} Automation system PSS 4000, e.g. with the
– 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.