Siemens S7-300 Installation Manual page 25

&RPSRQHQWV
Function modules (FM)
Accessory:
Front connectors
Communication processor (CP).
Accessory:
Connecting cable
SIMATIC TOP connect
Accessory:
Front connector module with
ribbon cable terminals
Interface module (IM)
Accessory:
Connecting cable
PROFIBUS cable with bus
connector
PG cable
RS485 Repeater
Programming device (PG) or PC
with the STEP 7 software
package
S7-300 Automation System, Hardware and Installation: CPU 312IFM - 318-2 DP
A5E00203919-01
)XQFWLRQ
These perform time-critical and
memory-intensive process signal
processing tasks, such as
positioning or regulation.
This performs communication for
the CPU, e.g. CP 342-5 DP
connection to PROFIBUS DP
Use for wiring the digital I/O
modules
Connects the individual rows in
an S7-300
Connect the nodes of an MPI or
PROFIBUS subnet to one
another
Connects a PG/PC to a CPU
Used to amplify the signals in an
MPI or PROFIBUS subnet and
for coupling segments of an MPI
or PROFIBUS subnet
You will need a PG to configure,
set parameters, program and test
your S7-300
6 0RGXOHV
,OOXVWUDWLRQ
4-3