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(ii) Receiving “select command Off” from the remote-end
Figure 4.1-3 outlines the reception of the select command ‘Off’ from the remote- end.
Signal reception
IEC61850
Select command Off from remote-end
Select command On from remote-end
Select command On from front panel
Select command Off from front panel
Select command On by the PLC
Select command Off by the PLC
Figure 4.1-3 Outline of select command ‘Off’
Input point required mapping
Figure 4.1-4 shows the select logic when a “Select command Off (Remote-OFF-Control)” signal
is received at the input-point “DEV01_CONTROL_REQ”.
“SPOS01_FSL_BO_CSF”
(510001_8A01011DC4)
SPOS01 function (Function ID: 510001)
Command “Remote-Off-Control”
ILK† condition (“Off”) passed
Either “SBO mode” or “DIR mode”
(e.g., “ctlmodel” in IEC61850*)
Selection logic in SPOS01
“Automatic sequence control function (AQEQ)§” in progress
Select command
with ILK† condition
Operate command
with ILK† condition
Select command
without ILK† condition
Operate command
without ILK† condition
Figure 4.1-4 Select ‘OFF’ from the remote-end in SPOS01
††
†Note: The ILK function provides the operation criteria for “Off”.
‡Note: The “select condition” signal is provided. See Figure 4.1-13.
††
Note: To identify the input and output points of the other SPOS logics, see Table 4.1-5
and Table 4.1-9.