Toshiba GR 200 Series, Instruction Manual

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6F2S1915 (0.46)
GRZ200 (Soft 031 & 032)
- 514 -
is true. Another “Operation failed” signal is issued at the monitoring point “SPOS01_CC_FS”
if the SPOS01 function is able to determine that the “Remote-cancel” signal is not true.
(ii)
Receiving “Cancel” from the local-end
Figure 4.1-16 outlines the reception of the cancel command from the local end.
Press cancel
command
Cancel from the front panel
Do nothing
Cancel
decision
Success
Failed
Cancel logic
Wait for a command
Operate logic
Operate command
Operate logic
Select logics
Selecting Off from remote-end
Selecting On from remote-end
Selecting Off from front panel
Selecting On from front panel
Selecting On by the PLC function
Selecting Off by the PLC function
Cancel from the remote end
Wait for a next command
Figure 4.1-16 Outline of ‘cancel’ command from the local-end
Input signal generated at the local-end
Figure 4.1-17 depicts the cancel logic when a “Cancel command (Local-cancel)” signal is applied
to the SPOS01 function. The signal is generated when the “Cancel” key is pressed on the IED
front panel; the user is not required to take account of mapping. When the logic receives the
“Local-cancel” signal, the logic is able to output a result signal; provided that the “cancel
condition” checking is satisfied.
SPOS01 function (Function ID:
510001)
“SPOS01_ CC_SS” (510001
_ 8601011E95)
Cancel command
510001 7001016D08
Input Output Cancel logic in SPOS01
Cancel condition
†
&
&
Successes to cancel
Operation Failed
“SPOS01_CC_FS” (510001
_ 8701011E96)
Command
“Local-cancel”
“Do nothing”
To
“Wait for a command”
Figure 4.1-17 ‘Cancel’ from the front panel
Output signal to BO
The SPOS01 function, illustrated in Figure 4.1-17, is able to issue a “Select to cancel” signal
at the monitoring point “SPOS01_CC_SS”, when the SPOS01 function determines that the
“Local-Cancel” signal is true.