Specifications
15.1 General specifications
SIMATIC Panel PC 677B
168 Operating Instructions, 05/2007, A5E01035609-01
Safety
Protection class Protection class I to IEC 60536, i.e.: Device with PE ground terminal
Standards IEC 60950-1, EN 60950-1, DIN EN 60950-1, EN 61131-2
Approvals AC device: cULus in accordance with UL 60950-1
DC device: cULus in accordance with UL 508
Conformity CE
Degree of protection
• With clamp mount, encircling seal and
pressed-on plastic cap for USB port*
)
IP 65, NEMA 4
• With screw mount
IP 54
Liability of product nonconformance 24 months
Quality assurance According to ISO 9001
*
)
The front USB port cannot be used in some devices.
Permissible temperature ranges depend on the type of installation
Panel PC 677B
Complete unit Temperature
in cabinet
Ambient
temperature
Cabinet
Comment
Installed in cabinet, different
temperatures
50 °C 40 °C
• Maximum PCI load 15 W
• Optical drives may not be operated
with a temperature > 40° C.
Installed in cabinet, same temperature
inside and outside
45 °C 45 °C
• Complete configuration, maximum
PCI load 30 W (2 slots)
Computer unit and control unit separated, using Remote Kit
12" control unit 50° C 45° C
15" control unit 50° C 45° C
17" control unit 50° C 45° C
19" control unit 50° C 45° C The USB port of the Remote Kit (rear
USB port) may not be used when the
19" panel is operated in an enclosure
with an inside temperature between 45°
and 50° C.
Computer unit 677B,
Intel ® Core 2 Duo
55° C -
• No PCI modules plugged.
• Optical drives may not be operated
with a temperature > 40° C.
These values are applicable for vertical installation and when air is flowing through the cabinet.
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