Siemens SIMATIC ET 200AL Bedienungsanleitung Seite 9

WARNING
Electric shock due to permissible electric potential difference
Due to the permissible electric potential difference, a dangerous voltage may be present at the inputs of modules. An electric
shock on contact with live parts can lead to death or serious injury.
Therefore, ensure that the plant is completely disconnected from the power supply before starting work. This means that all
externally supplied plant units must also be disconnected from the power supply.
WARNING
Safety functional extra low voltage
The product must be operated with safety functional extra low voltage (SELV, PELV). You can find more information on safety
functional extra low voltage in the documentation (https://support.industry.siemens.com/cs/ww/en/view/95242965) of the
fail-safe I/O and in the data sheets of the power supplies to be used.
Use a power supply unit with output voltage that does not exceed 35 V DC even in the event of a fault.
Follow the notes and warnings in the respective manual.
Electromagnetic Compatibility
The I/O system is intended for operation in the EMC environment class Industry.
Ensure an EMC-compliant design of your automation system as described in the
(
https://support.industry.siemens.com/cs/ww/en/view/95242965
NOTICE
Interference emission / Interference immunity
The operation of the I/O system can cause radio interference in residential areas.
If higher EMI is expected at the place of use than is intended for the industrial area according to EN61000-6-2, additional
measures are required (e.g. ESD, overvoltage protection).
Cleaning
When wired, the product complies with degree of protection IP65/IP67 and does not require any cleaning.
If you do have to clean the product, then use a dry or damp cloth. Take care to comply with the conditions of degree of
protection IP65/IP67 when cleaning with liquids.
Maintenance and repair
The product is maintenance-free. Repairs to the product may only be carried out by the manufacturer.
Recycling and disposal
For environmentally sustainable recycling and disposal of your electronic waste, contact a company certified for the disposal
of electronic waste. Dispose of the product in accordance with the applicable regulations in your country.
Accessories
You can find information on the approved accessories in the
(
https://support.industry.siemens.com/cs/ww/en/view/95242965
10
documentation
)
for the I/O system.
documentation
)
.
Compact Operating Instructions
A5E51784822-AC, 03/2024