3-19
01/00 AWB27-1239-GB
PS416-OUT-400/-410
4 Operation
Function The digital output cards are the interface between
the processing level and the output level. The output
circuits are galvanically isolated from the internal
logic by means of optocouplers. Fuses or electronic
fuses protect the PS416-OUT-400 against over-
loads.
Figure 3-11: PS416-OUT-400 block diagram
PS416-OUT-400
+24 V
Q15
ZAA
0 V
Q0
Q1
PS416
Aislamiento
de potencial
Modo
operativo
Tecla de
reinicio
Lógica de bus
Lógica