Technical data of CPU 31x
7.6 CPU 317-2 DP
CPU 31xC and CPU 31x, Technical data
7-26 Manual, Edition 08/2004, A5E00105475-05
Technical data
Voltages and currents
Power supply (rated value) 24 VDC
• Permitted range
20.4 V to 28.8 V
Current consumption (no-load operation) 100 mA
Inrush current Typically 2.5 A
I
2
t Min. 1 A
2
s
External fusing of power supply lines
(recommended)
min. 2 A
Power loss Typically 3.5 W
7.6 CPU 317-2 DP
Technical data
Table 7-7 Technical data for the CPU 317-2 DP
Technical data
CPU and version
Order number 6ES7317-2AJ10-0AB0
• Hardware version
01
• Firmware version
V 2.1.0
• Associated programming package
STEP 7 as of V 5.2 + SP 1
Memory
RAM
• Integrated
512 KB
• Expandable
No
Capacity of the retentive memory for retentive
data blocks
max. 256 KB
Load memory Plugged in with MMC (max. 8 MB)
Buffering Guaranteed by MMC (maintenance-free)
Data storage life on the MMC
(following final programming)
At least 10 years
Execution times
Processing times of
• Bit operations
0.05 μs
• Word instructions
0.2 μs
• Fixed-point arithmetic
0.2 μs
• Floating-point arithmetic
1.0 μs
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