Safety instructions
2.1 General safety instructions
SIMATIC IPC277E
24 Operating Instructions, 11/2019, A5E35783335-AE
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 may safely be installed.
● Observe the information on electromagnetic compatibility (Page 92).
Risk of fire through expansion cards
Expansion cards generate additional heat. The device may overheat and cause a fire.
• 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.
Battery and rechargeable 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" in
the operating instructions.
• Replace the lithium battery only with an identical battery or types recommended by the
manufacturer (order no.: A5E34345932).
• 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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