Siemens SIMATIC NET CP 243-1, Руководство по эксплуатации

Страница: 119 / 142

CP 243-1
Operating Instructions, 03/2012, C79000-G8976-C244-02
119
Technical specifications
6
Technical specifications
Attachment to Industrial Ethernet
Number: 1
Implementation: RJ-45 jack
Characteristics: Ethernet IEEE 802, half/full duplex,
autonegotiation
Transmission speed: 10/100 Mbps
Electrical data
External power supply: 24 VDC Safe Extra Low Voltage (SELV)
Permitted range: -15% / +20%
Power supply
Implementation: Terminal block, 3 terminals
From S7 bus: 55 mA Current consumption
From external 24 VDC: 60 mA
Effective power loss 1.5 W
Memory
Flash memory size
•
8 MB as ROM for the firmware of the
CP 243-1
and
•
8 MB as ROM for the file system
Size
SDRAM memory size 16 MB
Working life Guaranteed life of flash memory for
the file system
100 000 million write or delete operations
Permitted ambient conditions
During operation with the rack
installed horizontally:
0°C to +55°C
During operation with the rack
installed vertically:
0°C to +45°C
During storage: -40°C to +70°C
Ambient temperature
During transportation: -40°C to +70°C
Relative humidity ≤ 95% no condensation at 25 °C
≤ 2,000 m above sea level Operating altitude
At higher altitudes, cooling may be reduced which then requires a reduction of the
maximum operating temperature.