Work memory for program, integrated

175 KB

250 KB

Work memory for data, integrated

1 MB

1.5 MB

Load memory

Plug-in via SIMATIC memory card

Plug-in via SIMATIC memory card

Display diagonal

3.45 cm

3.45 cm

Command execution times

• Bit operations

0.06 µs

0.048 µs

• Word operations

0.072 µs

0.058 µs

• Fixed-point operations

0.096 µs

0.077 µs

• Floating-point operations

0.384 µs

0.307 µs

Bit memories, timers, counters

S7 counters/timers

2048 each

2048 each

IEC counter

arbitrary (only limited by the work memory)

IEC timer

arbitrary (only limited by the work memory)

Bit memories

16 KB

16 KB

I/O address range

Inputs

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

Outputs

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

Integrated inputs/outputs

Digital inputs (integrated)

16

32

Digital outputs (integrated)

16

32

Analog inputs (integrated)

5 (4 x U/I, 1 x RTD)

5 (4 x U/I, 1 x RTD)

Analog outputs (integrated)

2

2

Communication

PtP

Yes (via CM)

Yes (via CM)

PROFINET

Yes (via CM)

Yes (via CM)

PROFINET IO IRT

1 x PN IO IRT
(2-port switch)

1 x PN IO IRT
(2-port switch)

PROFIBUS

Yes (via CM)

Yes (via CM)

Web server

Yes

Yes

Integrated technological functions

High-speed counters (HSC)

6 (max. 100 kHz)

6 (max. 100 kHz)

Frequency meters

6 (max. 100 kHz)

6 (max. 100 kHz)

Period measurement

6 channels

6 channels