Siemens SIMATIC S7-300 Module data Technical Data

Technical data of CPU 31xC
6.2 CPU 312C
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05
6-7
Technical data
Functionality
• MPI
Yes
• PROFIBUS DP
No
• Point-to-point communication
No
MPI
Services
• PG/OP communication
Yes
• Routing
No
• Global data communication
Yes
• S7 basic communication
Yes
• S7 communication
– As server
– As client
Yes
No
• Transmission rates
max. 187.5 kbps
Programming
Programming language LAD/FBD/STL
Available instructions see the Instruction List
Nesting levels 8
System functions (SFCs) see the Instruction List
System function blocks (SFBs) see the Instruction List
User program security Yes
Integrated I/O
• Default addresses of the integrated
– Digital inputs
– Digital outputs
124.0 to 125.1
124.0 to 124.5
Integrated functions
Counters 2 channels (see the Manual Technological
Functions )
Frequency counters 2 channels, max. 10 kHz (see the Manual
Technological Functions )
Pulse outputs 2 channels for pulse width modulation, max.
2.5 kHz (see the Manual
Technological
Functions
)
Controlled positioning No
Integrated "Controlling" SFB No
Dimensions
Mounting dimensions W x H x D (mm) 80 x 125 x 130
Weight 409 g
Voltages and currents
Power supply (rated value) 24 VDC
• Permitted range
20.4 V to 28.8 V
Current consumption (no-load operation) Typically 60 mA
Inrush current Typically 11 A
Power consumption (nominal value) 500 mA

Siemens SIMATIC S7-300 Module data Specifications

General

Series	S7-300
Manufacturer	Siemens
Protection Class	IP20
System	SIMATIC S7-300
Digital Inputs	Varies by module
Digital Outputs	Varies by module
Analog Inputs	Varies by module
Analog Outputs	Varies by module
Central Processing Unit	Varies by CPU model
Supply Voltage	24V DC or 120/230V AC
CPU Type	Varies (e.g., CPU 312, CPU 315, etc.)
Memory	Varies by CPU model
Communication Interfaces	MPI, PROFIBUS
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Relative Humidity	10% to 95% (non-condensing)