Description
3.5 Design
3.5.2
Connection components
Ports and power supply
Location of connection elements (version with PROFIBUS or CAN)
Pos
Name
①
24 VDC
②
DVI/VGA
③
USB
④
PN/IND. ETHERNET
⑤
PN/IND. ETHERNET
⑥
PROFIBUS DP/MPI
CAN fieldbus
⑦
COM1
⑧
USB strain-relief
fastener
⑨
PE terminal
Location of the connection elements (second COM interface)
Pos
Designation
①
COM2
18
Description
Connection for a 24 V DC power supply
DVI/VGA connection for CRT or LCD monitor with DVI interface
4 USB 2.0 connections, high-speed / low current
RJ45 Ethernet connection 1 (exclusive PCI interrupt) for 10/100/1000 Mbps
RJ45 Ethernet connection 2 (shared PCI interrupt) for 10/100/1000 Mbps
PROFIBUS DP/MPI interface (RS 485 isolated), 9-pin Cannon socket or CAN fieldbus
(on request)
Serial port (RS232) 9-pin Cannon connector
The USB strain relief must be fastened to the device enclosure with an oval-head screw
(M4 thread). The USB cables can be fastened to the strain-relief assembly with a cable
tie.
The PE terminal (M4 thread) must be connected to the protective ground conductor of the
plant, in which the device is to be installed. The minimum conductor cross-section may not
be less than 2,5 mm
.
2
Description
Serial port (RS232) 9-pin Cannon connector
Operating Instructions, 04/2009, A5E02414743-01
SIMATIC IPC427C