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S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
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Communication processor (CP).
Accessory:
Connecting cable
This performs communication for
the CPU, e.g. CP 342-5 DP
connection to PROFIBUS DP
SIMATIC TOP connect
Accessory:
Front connector module with
ribbon cable terminals
Use for wiring the digital I/O
modules
Interface module (IM)
Accessory:
Connecting cable
Connects the individual rows in
an S7-300
PROFIBUS cable with bus
connector
Connect the nodes of an MPI or
PROFIBUS subnet to one
another
PG cable Connects a PG/PC to a CPU
RS485 repeater Used to amplify the signals in an
MPI or PROFIBUS subnet and
for coupling segments of an MPI
or PROFIBUS subnet
Programming device (PG) or PC
with the STEP 7 software
package
You will need a PG to configure,
set parameters, program and test
your S7-300
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