Siemens Simatic box pc 627b Operating Instructions Manual page 123

PROFIBUS / MPI interface, X600
PROFIBUS/MPI interface
PinNo.
1
2
3
4
5
6
7
8
9
Shield
Optional product feature
1
SIMATIC Box PC 627
Operating Instructions, Release 05/2006, A5E00362052-03
1)
Abbreviation Meaning
– Not assigned
– Unassigned
LTG_B Signal line B of MPI module
RTS_AS RTSAS, control signal for received data
stream. The signal is "1" active when the
directly connected PLC is sending.
M5EXT M5EXT return line (GND) of the 5 V power
supply. The current load caused by an external
consumer connected between P5EXT and
M5EXT must not exceed the maximum of
90 mA.
P5 EXT P5EXT power supply (+5 V) of the 5 V power
supply. The current load caused by an external
consumer connected between P5EXT and
M5EXT must not exceed the maximum of
90 mA.
– not assigned
LTG_A Signal line A of MPI module
RTS_PG RTS output signal of the MPI module. The
control signal is "1" when the PG is sending.
on connector casing
Detailed descriptions
16.1 Motherboard
Input /Output
–
–
Input/output
Input
Output
Output
–
Input/output
Output
16-5