X-DO 32 01 4 Start-up
HI 801 097 E Rev. 4.00 Page 41 of 52
4.5.3 Redundant Wiring of Actuators
When actuators are redundantly wired, the general requirements for line monitoring must
be observed, see Chapter
4.3.
Actuators
Figure 14: Redundant Wiring of Actuators
i
The wiring described above is only allowed if both channels have identical channel
numbers.
4.5.4 Wiring Inductive Loads
When connecting inductive loads, a protective circuit (such as free-wheeling diode or
varistor) must be connected in parallel to the load.
DO1+
DO1-
U
Inductive Load with Protective Circuits
Figure 15: Wiring Inductive Loads
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