Safety instructions
2.1 General safety instructions
SIMATIC IPC677D
20 Operating Instructions, 09/2014, A5E32995420-AC
Risk of fire through expansion cards
Expansion cards generate additional heat. The device may overheat and cause a fire.
Please note the following:
• Observe the safety and installation instructions for the expansion cards.
• If in doubt, install the device in an enclosure that is compliant with sections 4.6 and 4.7.3
of the IEC/EN/DIN-EN 60950-1 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.: A5E00331143).
• 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.
Unintentional operating situations
High frequency radiation, e g. from a cellular phone, interferes with device functions and
can result in malfunctioning of the device.
Persons are injured and the plant is damaged.
Avoid high-frequency radiation:
• Remove radiation sources from the environment of the device.
• Switch off radiating devices.
• Reduce the radio output of radiating devices.
• Observe the information on electromagnetic compatibility (Page 112).
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