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5-74 11. Allen-Bradley PLC
Available Memory
The available memory setting range varies depending on the PLC model. Be sure to set within the
range available with the PLC to be used. Use [TYPE] when assigning the indirect memory for macro
programs.
PLC-5 Series
Memory TYPE Remarks
N (integer) 0
B(bit) 1
T.ACC (timer/current value) 2
T.PRE (timer/set value) 3
C.ACC (counter/current value) 4
C.PRE (counter/set value) 5
I (input) 6
O (output) 7
S(status) 8
T (timer/control) 9
C (counter/control) 10
R (control) 11
R.LEN (control/data length) 12
R.POS (control/data position) 13
D (BCD) 14
A (ASCII) 15