Mitsubishi Q00JCPU User Manual page 237

5
MEMORIES AND FILES HANDLED BY CPU MODULE
(2) When High Performance model QCPU, Process CPU or Redundant CPU
Table5.11 Memory capacity calculation for files (High Performance model QCPU, Process CPU, Redundant CPU)
Function
Drive heading 64
Default: 564 (increases depending on the parameter setting)
Reference
Boot setting
MELSECNET/H setting made
Parameter
Ethernet setting made
CC-Link setting made
Remote password setting made
increased
Sequence program
136
74 + (sum of comment data sizes of devices)
• Comment data size of one device = 10 + 10250
Device comment
• a : Quotient of ((device points)/256)
• b : Remainder of ((device points)/256)
66 + 44
Device initial value
• n : Number of set device initial values
User setting area Value set at formatting (0 to 15k)
Multi-block online
Value set at formatting (0/2k/4k)
program change
File register 2
362 + (20 + 2
Sampling trace data
traces) + 12
Failure history data 72 + 54
72 + 6
• M, V, D, T, ST and C indicate the following set devices.
Local device
Remark
is used
When using the program memory, standard RAM, standard ROM or memory card,
calculate the rough size of each file according to Table5.11.
70 + (18 (number of files))
Max. 922/module increased
Max. 251/module increased
*1
+ (4 (number of steps) + (number of allocate memory for online program change)))
n + 2 (total number of device points set for the device initial value)
(number of file register points)
(number of word device points) + (number of bit device points)/8)
*2
(device range)
(number of failures stored)
(set device type) + (2
+18 (total number of T, ST and C points)/16))
M : Internal relay
V : Edge relay
D : Data register
T : Timer
ST : Retentive timer
C : Counter
* 1 : 136 is the default value (increases depending on the parameter setting)
* 2 : The fractional portions of the (number of bit device points)/8, (total number of M and V points)/16
and (total number of T, ST and C points)/16 are rounded up.
Refer to Section 5.4.4 for the memory capacity calculation example.
5.4 File Operation by GX Developer and Handling Precautions
Rough file capacity (unit: byte)
Max. 4096/module increased
64 + 20 + (number of target modules
a + 40
((total number of M and V points)/16 + (number of D points)
(number of programs)
5.4.3 Memory capacities of files
10), max. 164
b
(number of
*2
1
2
3
4
5
6
7
8
5
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