Mitsubishi MELSEC-Q Series Programming Manual page 55

[Structured ladder]
[ST]
FOR Index1:=0
TO 4
BY 1 DO
INC(TRUE,Var_D0[Index1]);
END_FOR;
(3) Maximum number of array elements
The maximum number of array elements differs depending on data types as shown below.
Bit, word (signed), word (unsigned)/16-bit string, timer, counter, and retentive timer
Double word (signed), double word (unsigned)/32-bit string, single-precision real, and time
Double-precision real
String
Table 4.4.7-2 Maximum number of array
Data type
4.4 Method for Specifying Data
Maximum number
32768
16384
8192
32768 divided by string length
4-33
4.4.7 Arrays
4