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P2control from the local-end
P2 control from the remote-end
P3 control from the remote-end
P1 control from the local-end
P3 control from the local-end
P1 control by the PLC function
P2 control by the PLC function
P3 control by the PLC function
P1 control from the remote-end
Figure 4.9-10 Outline of select command for ‘P2-control’
Input signal generated at the local-end
Figure 4.9-11 shows the select logic when a “Select command P2 (Local-P2-Control)” signal is
applied to the TPOS01 function. The signal is provided when the user presses a “Local-P2-
control” key on the IED front panel; the user is not required to take account of mapping.
Selection logic in TPOS01
Command “Local-P2-Control”
ILK† condition (“P2”) passed
TPOS01 function (Function ID: 513001)
Either “SBO mode” or “DIR mode”
(e.g., “ctlmodel” in IEC61850*)
“Automatic sequence control function (AQEQ)§” in progress
“TPOS01_P2SL_BO_FLG”
(513001_8A04011DC6)
Select command
with ILK† condition
Operate command
with ILK† condition
Figure 4.9-11 Select P2-control on the front panel in TPOS01
††
†Note: The ILK function provides the operation criteria for “P2-control”.
§Note: An automatic sequence control (ASEQ) function can provide sequential signals for
automatic control. The TPOS01 operation is blocked for the ASEQ function when