Mitsubishi MELSEC Q Series Programming Manual page 288

INT(P),DINT(P)
(2) The following program converts the 32-bit floating decimal point type real number at D20
and D21 to BIN 32-bit data and stores the result at D0 and D1.
[Ladder Mode]
[Operation]
D21
-574968.321
32-bit floating-point
real number
D21
2147483649.22
32-bit floating-point
real number
6-86
Integer
D20 D1
conversion
-574968
BIN value
Integer
D20
conversion
An operation error occurs
since "setting data > 2147483647."
[List Mode]
Instruction
Step
D0
Device