X20 system modules • Digital output modules • X20DO8322
X20 system User's Manual 3.10
1249
4.15.23.8 Switching inductive loads
Environmental temperature: 55°C, all outputs with the same load
50
0.1
1
10
100
1000
Coil inductance
100 mH
1 H
10 H
100 H
10 mH
Coil resistance
[Ω]
100
28.8 V
24.0 V
Switching voltage:
Max. switching cycles / second
(with 90% duty cycle)
Figure 381: Switching inductive loads
Environmental temperature: 60°C, all outputs with the same load
Max. switching cycles / second
(with 90% duty cycle)
50
0.1
1
10
100
1000
Coil inductance
100 mH
1 H
10 H
100 H
10 mH
Coil resistance
[Ω]
100
28.8 V
24.0 V
Switching voltage:
Figure 382: Switching inductive loads
Information:
If the maximum number of operating cycles per second is exceeded, an external inverse diode must
be used.
Operating conditions outside of the area in the diagram are not permitted!
