Справочник Пользователя для Mitsubishi Electronics MELSEC -Q/L
2 INSTRUCTION TABLES
2.4 Basic Instructions
29
2
2.4
Basic Instructions
Comparison operation instructions
Category
Instruction
symbol
symbol
Symbol
Processing details
Execution
condition
condition
Number
of basic
steps
of basic
steps
Subset Reference
BIN 16-bit
data
comparisons
data
comparisons
LD=
• Conductive status when (S1)
= (S2)
• Non-conductive status when
(S1) (S2)
3
●
AND=
OR=
LD<>
• Conductive status when (S1)
(S2)
• Non-conductive status when
(S1) = (S2)
3
●
AND<>
OR<>
LD>
• Conductive status when (S1)
> (S2)
• Non-conductive status when
(S1)
(S2)
3
●
AND>
OR>
LD<=
• Conductive status when (S1)
(S2)
• Non-conductive status when
(S1) > (S2)
3
●
AND<=
OR<=
LD<
• Conductive status when (S1)
< (S2)
• Non-conductive status when
(S1)
(S2)
3
●
AND<
OR<
LD>=
• Conductive status when (S1)
(S2)
• Non-conductive status when
(S1) < (S2)
3
●
AND>=
OR>=
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2
S1 S2