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Siemens SIMATIC S7-300 Module data Equipment Manual

Siemens SIMATIC S7-300 Module data
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Table of contents
CP 343-1 Lean
10 Equipment Manual, 01/2023, C79000−G8976−C198−09
6.5 Influence of MPI on connections via Industrial Ethernet ...................................................... 49
6.6 PROFINET IO when operating other services at the same time ............................................. 49
6.7 Effects of multicast communication on RT communication ................................................. 50
6.8 IP configuration ................................................................................................................. 50
6.8.1 Detection of double IP addressing in the network ............................................................... 50
6.8.2 Obtain IP address vie DHCP: CP STOP on expiry of the lease ................................................ 51
6.9 Media redundancy ............................................................................................................. 51
6.10 Timeofday synchronization ................................................................................................ 51
6.11 SNMP agent ....................................................................................................................... 52
6.12 Possible security gaps on standard IT interfaces: preventing unauthorized access ................ 54
6.13 Programmed communication connections ......................................................................... 55
6.13.1 Programmed communication connections with FB55 IP_CONFIG ........................................ 55
6.13.2 Programmed communications connections - assigning parameters to the ports .................. 55
6.14 Permitted length of ICMP packets ....................................................................................... 55
7 Diagnostics and maintenance ............................................................................................................. 57
7.1 Diagnostics options ........................................................................................................... 57
7.2 Memory reset / reset to factory defaults ............................................................................. 58
7.3 Loading new firmware ....................................................................................................... 60
7.4 Replacing a module ........................................................................................................... 61
7.4.1 Replacing older modules .................................................................................................... 61
7.4.2 module replacement / upgrading ....................................................................................... 62
7.4.3 Replacing a module without a programming device ........................................................... 63
8 Technical specifications ....................................................................................................................... 65
A Approvals ............................................................................................................................................. 67
B References ........................................................................................................................................... 73
Index .................................................................................................................................................... 79

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Siemens SIMATIC S7-300 Module data Specifications

General IconGeneral
SeriesS7-300
ManufacturerSiemens
Protection ClassIP20
SystemSIMATIC S7-300
Digital InputsVaries by module
Digital OutputsVaries by module
Analog InputsVaries by module
Analog OutputsVaries by module
Central Processing UnitVaries by CPU model
Supply Voltage24V DC or 120/230V AC
CPU TypeVaries (e.g., CPU 312, CPU 315, etc.)
MemoryVaries by CPU model
Communication InterfacesMPI, PROFIBUS
Programming LanguagesLAD, FBD, STL, SCL, GRAPH
Operating Temperature0°C to 60°C
Storage Temperature-40°C to 70°C
Relative Humidity10% to 95% (non-condensing)

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