Siemens Simatic S7-300 CPU 31xC Series User Manual

Installing
5.1 Installing an S7-300
S7-300, CPU 31xC and CPU 31x: Installation
5-2 Operating Instructions, Edition 08/2004, A5E00105492-05
Accessories included
Installation accessories are included with the module package. The appendix contains a list
of accessories and spare parts together with the corresponding order numbers.
Table 5-1 Module accessories
Module Accessories included Explanation
1 x Slot number label For assigning slot numbers CPU
Inscription labels for the MPI address and Firmware
Version (all CPUs)
for labeling of integrated inputs
and outputs (CPU 31xC only)
Tip: Templates for labeling strips
are available on the Internet at
http://www.ad.siemens.de/csinfo,
under article ID 11978022.
1 Bus connector For electrical interconnection of
modules
Signal module (SM)
Function Module (FM)
1 Labeling strip For labeling module I/O
Tip: Templates for labeling strips
are available on the Internet at
http://www.ad.siemens.de/csinfo
under article ID 11978022.
1 Bus connector For electrical interconnection of
modules
Communication module (CP)
1 Inscription label
(only CP 342-2)
For labeling the AS interface
connector
Tip: Templates for labeling strips
are available on the Internet at
http://www.ad.siemens.de/csinfo
under article ID 11978022.
Interface module (IM) 1 x Slot number label (only
IM 361 and IM 365)
For assigning slot numbers on
racks 1 to 3

Siemens Simatic S7-300 CPU 31xC Series Specifications

General

Series	S7-300 CPU 31xC
Power Supply	24 V DC
Communication Interfaces	MPI, PROFIBUS DP
Programming Languages	LAD, STL, FBD, SCL
Operating Temperature	0°C to +60°C
Memory	48 KB - 512 KB
Dimensions	40 x 125 x 130 mm (varies by model)