Operating instructions

Detailed descriptions
16.1 Internal components
SIMATIC IPC427C
Operating Instructions, 10/2010, A5E02414743-03
119
Ethernet RJ45 connection
LED 1 Off: 10 Mbps
Lit in green: 100 Mbps
Lit in orange: 1000 Mbps
–
LED 2 Lit: Active connection
(to a hub, for example)
Flashing: Activity
–
16.1.3.5 USB
USB port, 4 channel high current
Pin no. Short description Description
1 USB_P5V_fused (O) + 5 V (fused) for external USB interface
2 USB_D0M (I/O) Data+, USB channel 0
3 USB_D0P (I/O) Data-, USB channel 0
4 USB_GND Ground for external USB interface
16.1.3.6 PROFIBUS
PROFIBUS interface, 9-pin (socket)
Pin no. Short description Description
1-2 NC Not connected
3 LTG_B Data line (I/O)
4 RTS_AS Turn on PLC transmitter (O)
5 GND Ground isolated
6 P5V_dp_fused +5 V (fused) isolated
7 NC Not connected
8 LTG_A Data line (I/O)
9 RTS_PG PG Request to send (O)