Toshiba GR-200-5 Instruction Manual

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6F2T0207 (0.01)GRE200 (5,6)- 506 -4.2.2 Cancel logic for SBO modeIn the SBO control mode the reception of a cancel command is possible; when the cancelconditions are satisfied, accordingly the function can discard the select command; finally, theoperation returns to the initial stage (i.e., “Wait for a command”.)(i) Receiving “Cancel” from the remote-endFigure 4.2-14 depicts the cancel command procedure for a cancel command initiated from theremote-end.Signal reception inIEC61850Cancel from the remote-endDo nothingCanceldecisionSuccessFailedCancel logicWait for a commandOperate logicOperate commandOperate logicSelect logicsCancel from the local-endSelect command Off from the remote-endSelect command On from the remote-endSelect command Off from the local-endSelect command On from the local-endSelect command On by the PLC functionSelect command Off by the PLC functionWait for a next commandFigure 4.2-14 Outline of ‘cancel’ command from the remote-endInput point required mappingFigure 4.2-15 depicts the cancel logic when a “Cancel command (Remote-Cancel)” signal isapplied to the DPOS01 function. The input-point “DEV01_CONTROL_REQ” is the same asthat for the signal “Select command On (Remote-ON-Control)”.Output signal to BOThe DPOS01 function can issue a “Success to cancel” signal at the monitoring point“DPOS01_CC_SS”, when the DPOS01 function has determined that the signal “Remote-cancel”is true. Another signal “Operation failed” is issued at monitoring point “DPOS01_CC_FS” ifthe DPOS01 function is able to determine that the signal “Remote-cancel” is not true.