Mitsubishi Q00JCPU User Manual page 201

Q series, logic

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MEMORIES AND FILES HANDLED BY CPU MODULE

(3) Memory capacities and formatting necessities

Standard ROM

Standard RAM

On the High Performance model QCPU, the standard RAM capacity varies depending on the

function improvement. (

Table5.5 indicates the memory capacity and formatting necessity of each memory.

Table5.5 Formatting necessity

Q2MEM-1MBS : 1M bytes

Q2MEM-2MBS : 2M bytes

Q2MEM-2MBF : 2M bytes

Q2MEM-4MBF : 4M bytes

Q2MEM-8MBA : 8M bytes

Q2MEM-16MBA : 16M bytes

Q2MEM-32MBA : 32M bytes

* 1 : When the memory contents become indefinite in an initial status or due to a dead battery, the

memory is automatically formatted when the PLC is powered off and on, or reset. Before use,

however, be sure to format the memory using GX Developer.

1. When data are written to each memory, the unit of storage capacity changes

depending on the target CPU module and memory area. (

2. For memory capacity calculation, 1 step is equal to 4 bytes.

Appendix 3.2)

5.2 High Performance Model QCPU, Process CPU and Redundant CPU

5.2.1 Memory configuration and storable data

(Executed by

GX Developer)

(Executed by

GX Developer)

Section 5.4.4)

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