Wiring; Rules And Regulations For Operation - Siemens SIMATIC S7-1500/ET 200MP System Manual

Wiring

7.1

Rules and regulations for operation

Introduction
The S7-1500 automation system / ET 200MP distributed I/O system is a component of plants
or systems. Special rules and regulations must be adhered to in line with the area of
application.
This section provides an overview of the most important rules that must be observed for the
integration of the S7-1500 automation system/ ET 200MP distributed I/O system in a plant or
system. Please follow these rules when connecting the S7-1500 automation system/
ET 200MP distributed I/O system.
Specific application
Observe the safety and accident prevention regulations that are applicable to specific
applications (for example Machinery Directive).
EMERGENCY-STOP devices
EMERGENCY OFF equipment to IEC 60204 (corresponds to DIN VDE 0113) must remain
effective in all operating modes of the plant or system.
Excluding hazardous plant states
Hazardous operating states must not occur when
• The plant restarts after a voltage dip or power failure.
• Bus communication is reestablished following a fault.
If a hazardous operating state occurs, force an EMERGENCY STOP.
After the EMERGENCY-STOP device has been unlocked, the S7-1500 automation system /
ET 200MP distributed I/O system must not started uncontrolled or undefined.
External fuses/switches
Install the external fuses/switches in the proximity of the S7-1500 automation
system/ET 200MP distributed I/O system.
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Automation system
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