Siemens Simatic PC Panel PC 870, Руководство по эксплуатации оборудования

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Connecting and Operating the Computing Unit Release 11/02
3-2
SIMATIC Panel PC 870 Computing Unit, Equipment Manual
3.1 Ports, Interfaces and Connections
Left side of device (interface/port side)
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Operating unit
1
2 3 4 5 6 7
8 10
9 11
14
13
12
15
(option)
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Figure 3-1 Left side of device with ports/interfaces
Explanations with regard to Fig. 3-1
1 Floppy disk drive
Using the floppy disk drive, you can save programs and data to floppy disks and
load from floppy disks into the PC 870.
2 COM1 V.24 / MODEM / PLC
1)
S5 automation units (PLCs), for example, can be connected via the COM 1(TTY)
interface.
3 MPI/DP Multipoint Interface
2)
You can connect the PC 870 either to an S7 PLC or a PROFIBUS network via the
floating MPI/DP interface.
4 Ethernet
RJ 45-Ethernet connection. The Ethernet is a local network with bus structure for
data communication featuring data transfer rates of 10 or 100 Megabit per second
(Mbps).
5 USB
Connection for the Universal Serial Bus. You can connect here external devices,
such as CD–ROM drives, printers, modems, as well as mouse and keyboard.