Safety instructions
2.1 General safety instructions
SIMATIC IPC277G
16 Operating Instructions, 08/2021, A5E50059956-AA
Note the following for system expansions:
• Only install system expansion devices designed for this device. Contact your technical
support team or where you purchased your PC to find out which system expansion devices
can safely be installed.
• Comply with the electromagnetic compatibility (Page 73) requirements.
Risk of fire through expansion cards
Expansion cards generate additional heat. The device might overheat and cause a fire.
Note the following:
• Observe the safety and installation instructions for the expansion cards.
• Install the device in an enclosure that meets the requirements of paragraph 9.3.2 of the
IEC/UL/EN/DIN-EN 61010-2-201 standard.
Open Equipment
When the device is used in the area of Industrial Control Equipment in accordance with
UL61010-2-201, the device is classified as "Open equipment".
Open equipment must be installed within an enclosure which protects you from hazards,
including mechanical hazards, electrical shock and spread of fire.
Battery
Risk of explosion and release of harmful substances
Improper handling of lithium batteries can result in an explosion of the batteries.
Explosion of the batteries and the released pollutants can cause severe physical injury. Worn
batteries jeopardize the function of the device.
Note the following when handling lithium batteries:
• Replace used batteries in good time; see the section "Replacing the backup battery
(Page 60)" in the operating instructions.
• Replace the lithium battery only with an identical battery or types recommended by
SIEMENS (article number: A5E48370874).
• For any requirements on product maintenance, contact Siemens Technical support
(Page 104).
• Do not throw lithium batteries into fire, do not solder on the cell body, do not recharge,
do not open, do not short-circuit, do not reverse polarity, do not heat above 100°C and
protect from direct sunlight, moisture and condensation.
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