Work memory for program and data, integrated

512 KB

1.5 MB

Work memory for program, integrated

1.5 MB

Work memory for data, integrated

5.0 MB

Load memory

Plug-in via SIMATIC Micro Memory Card

Plug-in via SIMATIC Micro Memory Card

Plug-in via SIMATIC Memory Card

Command execution times

• Bit operations

0.050 µs

0.025 µs

0.010 µs

• Word operations

0.090 µs

0.030 µs

0.012 µs

• Fixed-point operations

0.120 µs

0.040 µs

0.016 µs

• Floating-point operations

0.450 µs

0.160 µs

0.064 µs

Bit memories, timers, counters

S7 counters/timers

256 each

256 each

2048 each

IEC counter

Any number (only limited by the work memory)

Any number (only limited by the work memory)

Any number (only limited by the work memory)

IEC timers

Any number (only limited by the work memory)

Any number (only limited by the work memory)

Any number (only limited by the work memory)

Bit memories

2 KB

2 KB

16 KB

I/O address range

Inputs

2 KB (adjustable process image)

2 KB (adjustable process image)

32 KB (all inputs are stored in the process image)

Outputs

2 KB (adjustable process image)

2 KB (adjustable process image)

32 KB (all outputs are stored in the process image)

Motion control

Typ. number of positioning axes (at 4 ms servo/IPO cycle)

-

-

7

Max. number of positioning axes

-

-

30

Communication

PROFINET IO

1 x PN IO RT/IRT (3-port switch)

1 x PN IO RT/IRT (3-port switch)

1 x PN IO RT/IRT (3-port switch)

1 x PN IO RT (1-port)

PROFIBUS DP

Yes

Yes

No

Web server

Yes

Yes

Yes