Siemens Simatic S7-300 CPU 31xC and CPU 31x S7-300 - Manual (Page 118)

Technical data of CPU 31xC
6.3 CPU 313C
CPU 31xC and CPU 31x, Technical data
6-8
Manual, Edition 08/2004, A5E00105475-05
Technical data
I
2 t 0.7 A 2 s
External fusing of power supply lines
(recommended)
LS switch Type C min. 2 A,
LS switch Type B min. 4 A
Power loss Typically 6 W
Reference
In Chapter Specifications of the integrated I/O you can find
• the specifications of integrated I/Os under Digital inputs of CPUs 31xC and Digital outputs
of CPUs 31xC.
• the block diagrams of the integrated I/Os under Arrangement and usage of integrated
I/Os.
6.3 CPU 313C
Technical data
Table 6-4 Technical data of CPU 313C
Technical data
CPU and version
Order number
6ES7 313-5BE01-0AB0
• Hardware version 01
• Firmware version V2.0.0
• 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 32 KB
• Expandable No
Load memory Plugged in with MMC (max. 8 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. 0.1 μs
• Word instructions min. 0.2 μs
• Fixed-point arithmetic min. 2 μs
• Floating-point arithmetic min. 6 μs