Note
The 
memory sizes may be increased for the current version after the time for going to press 
for the documentation. The latest values can be found at Internet (
http://
support.automation.siemens.com/WW/view/en/18857317)
 
PLC and motion control performance   
Table 5-10
Maximum number of axes and minimum cycle clocks for SIMOTION D4x5‑2 
Data D425-2 DP
D425-2 DP/PN
D435-2 DP
D435-2 DP/PN
D445-2 DP/PN D455‑2 DP/PN
Maximum number 
of axes
16 32 64 128
Minimum 
PROFIBUS cycle 
clock
1 ms 1 ms 1 ms 1 ms
Minimum 
PROFINET send 
cycle clock
D425-2 DP/PN:
0.25 ms
D435-2 DP/PN:
0.25 ms
0.25 ms 0.125 ms
(< V4.4: 0.25 ms)
Minimum position 
control/interpolator 
cycle clock
0,5 D435-2 DP: 
0.5 ms
D435-2 DP/PN:
0.5/0.25 ms
1)
0.5 / 0.25 ms
1)
0.5 / 0.125 ms
1)
(< V4.4: 
0.5 / 0.25 ms
1)
)
1)
Explanation: 
 ●
0.5 ms in conjunction with SINAMICS S120 (incl. SINAMICS Integrated / CX32‑2) 
 ●
0.25 
ms (D455‑2: 0.125 ms in conjunction with SERVOfast and IPOfast for high-speed I/O processing 
or high-performance hydraulic applications. The sensors and actuators are connected via high-speed 
PROFINET IO I/O modules. 
Integrated drive control
Table 5-11 Controls for integrated drives
Data SIMOTION D4x5-2 DP/PN
Max. number of axes for integrated drive control 
(servo/vector/
V
/
f
) 
6 / 6 / 12 (alternative) drive control based on 
SINAMICS S120 CU320‑2, firmware version V4.x
Communication
Table 5-12 Interfaces   
Data SIMOTION D4x5-2 DP SIMOTION D4x5‑2 DP/PN
DRIVE‑CLiQ interfaces 6 (D425‑2 DP: 4) 6 (D425‑2 DP/PN: 4)
Ethernet interfaces 3 2
Technical data of the D4x5-2
5.5 Interfaces and performance features
SIMOTION D4x5-2
Manual, 04/2014 83