Siemens SIMATIC IPC277E, Руководство по эксплуатации

Страница: 27 / 158

Safety instructions
2.2 Notes on usage
SIMATIC IPC277E
Operating Instructions, 11/2019, A5E35783335-AE
27
2.2 Notes on usage
WARNING
Risks associated with the unprotected machine or plant
According to the results of a risk analysis, certain hazard potentials associated with the
unprotected machine exist. These hazards could lead to personal injury.
Avoid such hazards by taking the following precautions in accordance with the risk analysis:
•
Installation of additional safety equipment on the machine or plant. In particular, the
programming, parameter assignment and wiring of the inserted I/O must be executed in
accordance with the safety performance identified by the necessary risk analysis (SIL,
PL or Cat.).
•
Use as intended must be validated for the device by means of a function test on the
plant. These tests help you to identify programming, parameter assignment and wiring
errors.
•
Documentation of the test results that you can enter in the relevant safety verification
documents, if necessary.
Environment
NOTICE
Ambient conditions and chemical resistance
Unsuitable environmental conditions have a negative impact on device operation. Chemical
substances such as cleaners or fuels may alter the color, shape and structure of the device
surface, for example, the front panel.
The device may be damaged. possibly resulting in malfunctions.
For this reason, please observe the following precautions:
• Always operate the device in closed rooms. All warranties shall be void in the case of
noncompliance.
• Operate the device only in accordance with the ambient conditions specified in the
technical specifications.
• Protect the device against dust, moisture and heat.
• Do not expose the device to direct sunlight or to other strong sources of light.
• Without additional safety measures, such as a supply of clean air, the device may not be
used in locations with harsh operating conditions caused by acidic vapors or gases.
• Clean the enclosure surface with a damp cloth and make sure that no water enters the
device. See "SIMATIC IPC after-sales information system
( http://www.siemens.com/asis )".
Note
Use in an industrial environment without additional protective measures
The device has been designed for use in a normal industrial environment in accordance with
IEC 60721-3-3 (pollutant class 3C2 for chemical influences, 3S2 for sand and dust).