Siemens SIMATIC IPC647E Operating Instructions Manual page 48

Safety instructions
2.6 Safety instructions on device and system extensions
Risk of overheating when using expansion cards
Fire hazard due to overheating of the device
Expansion cards generate additional heat. The device can overheat or cause a fire.
• Observe the safety and installation instructions for the expansion cards.
• Note the maximum power consumption permitted for the device, see "General technical
Danger of burns from the hot blanking plates on the rear of the device
If expansion cards that generate a lot of heat are fitted, high temperatures can be present
on the rear of the device in the vicinity of the perforated blanking plates.
Observe the danger symbol "Warning of hot surface" (Page 197)on the rear of the device.
Observe the Notes on the suitable location of the device (Page 42).
Limitation of liability
Note
• All technical specifications and approvals of the device only apply if you use expansion
components that have a valid CE approval (CE mark).
• Observe the installation instructions for expansion components in the associated
documentation.
• UL approval of the device only applies when the UL-approved components are used
according to their "Conditions of Acceptability".
• We are not liable for functional limitations caused by the use of third-party devices or
components.
48
CAUTION
specifications (Page 153)".
CAUTION
Operating Instructions, 09/2022, A5E52254141-AA
SIMATIC IPC647E