Setup without electrical isolation
Overvoltage category I, 24 V
FE
PE
Power supply unit
Separable
connections
24 V
0 V
Fig. 15: Setup of the voltage supply ctrlX CORE X2 and ctrlX CORE X3
FE
PE
Power supply unit
24 V
Separable
connections
Overvoltage category I, 24 V
0 V
Fig. 16: Setup of the voltage supply ctrlX CORE
PLUS
X3
Control does not start in case of reverse input voltage
The 24 V feeding U
L
and U
P
at the XD10 connector is protected against polarity reversal. A
polarity reversal of U
L
and GND U
L
feeding as well as U
P
and GND U
P
feeding does not damage
the device. However, the control does not start and the status displays are not on.
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