01/2007
2.2 MCI2 board for 840Di sl
2-47
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
Designation
Order No. (MLFB)
Bus connector RS–485 for PROFIBUS DP
and MPI
180° cable outlet
6GK1 500–0EA02
35° cable outlet, without PG connection socket
6ES7 972–0BA40–0XA0
35° cable outlet, with PG connection socket
6ES7 972–0BB40–0XA0
90° cable outlet, without PG connection socket
6ES7 972–0BA11–0XA0
90° cable outlet, with PG connection socket
6ES7 972–0BB11–0XA0
2.2.2 Interface description
Interfaces of the MCI board module
Table 2-1 Interface overview: MCI board
Interface
Designation Type
PROFIBUS DP X101 Socket
MPI/DP X102 Socket
MCI board extension X2 Plug connector
Buffer voltage X3 Plug connector
PCI bus X11 Direct connector
LED 1 DP1 LEDs
LED 2 DP2 LEDs
Interface description PROFIBUS DP interface (X101):
S Connection: 9–pin SUB–D socket connector
S Pin assignment
Table 2-2 Pin assignment: PROFIBUS DP interface (X101)
Pin
Designation Type
1)
Function
1 Not assigned – –
2 Not assigned – –
3 RS–DP B RS 485 differential signals
4 RTS O Request to Send
5 GNDext VO External ground
2)
6 P5ext VO Ext. 5V power supply
2)
7 Not assigned – –
8 XRS DP B RS 485 differential signals
9 Not assigned – –
1) VO Voltage Output
O Output
B Bidirectional
2) Pin 5 and 6 can only be used to supply the bus termination resistances
S Connecting cable: See Section 3.3.2, Page 3-103
Interface description MPI/DP interface (X102):
S Connection: 9–pin SUB–D socket connector
S Pin assignment
Order no.:
Bus connector
Interface overview
PROFIBUS DP
interface
(X101)
MPI/DP
interface
(X102)
2 Hardware Descri
tions
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