Init State; Not Configured State; Ready State; Operational State - ABB S800 I/O User Manual

The states are described in more detail below:
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In the Init state the actual initialization of the module is performed, including a
self-test.
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In the Not Configured state the module waits to be configured. The FCI performs
the parameter download to the module. All channels on a module need not be
configured. (See
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Entering the Ready state starts input channel scanning. All active channels are
scanned before the state is completely entered. In this state the module just waits to
be commanded to the Operational state.
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This is the state for normal operation. After entering the Operational state (from
Ready or OSP), output channels are still unchanged until a valid output value is
written.
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Not scanned
Inactive: 0V
Fault.
Section 4.2.2.3, Configuration and
Not scanned
Inactive:0V
Fault until first ModuleBus dialog, then None
(and/or Warning if diagnostic warning).
Scanned
Inactive: 0V
None (or Warning if diagnostic warning).
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Parameters)
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