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F (fault)
“on”
R (run)
“off”
W (warning)
“off”
O (osp only outputs)
“off”
Without configuration but with communications with the controller:
See timing diagram
Figure 2-2
.
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F (fault)
“on” at power up and “off” after self-test ok
R (run)
“off” at power up and “on” after configuration ok
and commanded operational from the controller
(can take about 1 to 4 minutes)
P (pow ok)
“on” if power supply ok
T1
“on” if cable 1 ok
T2
“on” if cable 2 ok
PR
“on” (only primary FCI in a redundant configuration)
DU
“off” (both FCI in a redundant configuration)
The backup will be started up after the I/O. When the backup has started
PR
“on” (only primary FCI in a redundant configuration)
DU
“on” (both FCI in a redundant configuration)
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F (fault
“on” at power up and “off” after the first access
from the FCI
R (run)
“off” at power up and “on” for AI, DI after
configuration and for AO, DO after configuration and
commanded operational from the controller
W (warning
“off” at power up and after module operational
updated from the module
O (outputs only)
“off” at power up and after module operational
updated from the module
With configuration but without communications with the controller:
See timing diagram
Figure 2-3
.
Содержание S800 I/O
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