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
6-3
6.2 CPU 312C
Technical data
Table 6-3 Technical data of CPU 312C
Technical data
CPU and version
Order number 6ES7 312-5BD01-0AB0
• Hardware version
01
• Firmware version
V2.0
• Associated programming package
STEP 7 as of V 5.2 + SP 1
(please use previous CPU for STEP 7 V 5.1 +
SP 3 or later)
Memory
RAM
• Integrated
16 KB
• Expandable
No
Load memory Plugged in with MMC (max. 4 MB)
Data storage life on the MMC
(following final programming)
At least 10 years
Buffering Guaranteed by MMC (maintenance-free)
Execution times
Processing times of
• Bit operations
Min. 0.2 μs
• Word instructions
Min. 0.4 μs
• Fixed-point arithmetic
Min. 5 μs
• Floating-point arithmetic
Min. 6 μs
Timers/counters and their retentivity
S7 counters 128
• Retentive memory
Configurable
• Default
from C0 to C7
• Counting range
0 to 999
IEC Counters Yes
• Type
SFB
• Number
unlimited (limited only by RAM size)
S7 timers 128
• Retentive memory
Configurable
• Default
Not retentive
• Timer range
10 ms to 9990 s

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)