IDEC MICROSmart FC6A Series User Manual page 260

5: F S
UNCTIONS AND ETTINGS
Internal Relay 'Keep' Designation (M0000 to M7997)
Clear All:
Keep All:
Keep Specified Range:
Internal Relay 'Keep' Designation (All-in-One CPU module: M10000 to M17497, Plus CPU module: M10000
to M21247)
Clear All:
Keep All:
Keep Specified Range:
Shift Register 'Keep' Designation
Clear All:
Keep All:
Keep Specified Range:
Counter 'Clear' Designation
Clear All:
Keep All:
Clear Specified Range:
Data Register 'Clear' Designation (D0000 to D7999)
Clear All:
Keep All:
Clear Specified Range:
Data Register 'Clear' Designation (All-in-One CPU module: D10000 to D55999, Plus CPU module: D10000 to
D61999)
Clear All:
Keep All:
Clear Specified Range:
Notes:
When the FC6A Series MICROSmart has lost its keep data, the Run/Stop Selection at Memory Backup Error setting has priority over the

Run/Stop Selection at Power Up setting.
Relays and registers specified as Clear All or Clear Specified Range are cleared when the FC6A Series MICROSmart starts operation. The

values while the power is off are retained until the power is turned on and operation is started.
Keep/clear settings cannot be configured for special data registers. They operate the same as Keep All.

Keep/clear settings cannot be configured for special internal relays. For operation when the power is shut off and when stopped, see

"Devices" - "Special Internal Relay" on page 6-4.
5-14
Clears the internal relays (M0000 to M7997) when the FC6A Series MICROSmart starts operation.
Keeps the status of the internal relays (M0000 to M7997) while the FC6A Series MICROSmart power is off.
Keeps the status of the internal relays in the specified range while the FC6A Series MICROSmart power is off.
Start Keep Number
When a range of M50 through M100 is designated as shown in the example above, M50 through M100 are keep
types, M0 through M47 and M101 through M7997 are clear types.
Clears the internal relays (All-in-One CPU module: M10000 to M17497, Plus CPU module: M10000 to M21247)
when the FC6A Series MICROSmart starts operation.
Keeps the status of the internal relays (All-in-One CPU module: M10000 to M17497, Plus CPU module: M10000 to
M21247) while the FC6A Series MICROSmart power is off.
Keeps the status of the internal relays in the specified range while the FC6A Series MICROSmart power is off.
All shift register bit statuses are cleared at startup (default).
All shift register bit statuses are maintained at startup.
A specified range of shift register bits are maintained at startup. Enter the start "keep" number in the left field
and the end "keep" number in the right field. The start "keep" number must be smaller than or equal to the end
"keep" number.
All counter current values are cleared at startup.
Keeps all counter current values while the FC6A Series MICROSmart power is off.
A specified range of counter current values are cleared at startup. Enter the start "clear" number in the left field
and the end "clear" number in the right field. The start "clear" number must be smaller than or equal to the end
"clear" number.
Clears the values of the data registers (D0000 to D7999) when the FC6A Series MICROSmart starts operation.
Keeps the values of the data registers (D0000 to D7999) while the FC6A Series MICROSmart power is off.
A specified range of data register values are cleared at startup. Enter the start "clear" number in the left field and
the end "clear" number in the right field. The start "clear" number must be smaller than or equal to the end
"clear" number.
Clears the values of the data registers (All-in-One CPU module: D10000 to D55999, Plus CPU module: D10000 to
D61999) when the FC6A Series MICROSmart starts operation.
Keeps the values of the data registers (All-in-One CPU module: D10000 to D55999, Plus CPU module: D10000 to
D61999) while the FC6A Series MICROSmart power is off.
A specified range of data register values are cleared at startup. Enter the start "clear" number in the left field and
the end "clear" number in the right field. The start "clear" number must be smaller than or equal to the end
"clear" number.
FC6A S MICROS
ERIES
End Keep Number ( Start Keep Number)
U ' M FC9Y-B1722
MART SER S ANUAL