Technical data 
  4.1 Technical data D4x5 
SIMOTION D4x5 
Manual, 02/2012 
63 
Digital I/Os (parameterizable) 
Table 4- 11  Digital I/Os of the SIMOTION D4x5   
Data  SIMOTION D425  SIMOTION D435  SIMOTION D445/D445-1 
Digital inputs/outputs  8 
Max. 6 as high-speed inputs of measuring inputs, max. 8 as high-speed 
outputs of output cams/DO 
If used as an input: 
•  Input voltage, rated 
value 
24 VDC  24 VDC  24 VDC 
•  Input voltage, for signal 
"1" 
15 ... 30 V  15 ... 30 V  15 ... 30 V 
•  Input voltage, for signal 
"0" 
2)
 
-3 ... +5 V  -3 ... +5 V  -3 ... +5 V 
Galvanic isolation   No  No  No 
Current consumption typ. at 
signal level "1" 
10 mA at 24 V  10 mA at 24 V  10 mA at 24 V 
Input delay, typ. (hardware)  L -> H: 5 µs  
H -> L: 50 µs 
L -> H: 5 µs  
H -> L: 50 µs 
L -> H: 5 µs  
H -> L: 50 µs 
Input of measuring input, 
reproducibility 
5 µs  5 µs  5 µs 
If used as an output 
•  Rated load voltage, 
permissible range 
24 VDC,  
20.4 to 28.8 V 
24 VDC,  
20.4 to 28.8 V 
24 VDC, 
 20.4 to 28.8 V  
•  Galvanic isolation 
No  No  No 
•  Current load, max. 
500 mA per output  500 mA per output  500 mA per output 
•  Residual current, max. 
2 mA  2 mA  2 mA 
•  Output delay, typ./max. 
(hardware) 
1)
 
L -> H: 150 µs / 400 µs
H -> L: 75 µs / 100 µs 
L -> H: 150 µs / 400 µs 
H -> L: 75 µs / 100 µs 
L -> H: 150 µs / 400 µs
H -> L: 75 µs / 100 µs 
•  Output of cam output,  
reproducibility 
125 µs  125 µs  125 µs 
Switching frequency of the outputs, max. 
•  With resistive load 
100 Hz  100 Hz  100 Hz 
•  With inductive load 
2 Hz  2 Hz  2 Hz 
•  With lamp load 
11 Hz  11 Hz  11 Hz 
Short-circuit protection  Yes  Yes  Yes 
1)
  Data for: Vcc = 24 V, load 48 Ohm, H = 90% V
Out
; L = 10% V
Out 
 
2) 
  The digital inputs are protected against polarity reversal up to -30 V