Mitsubishi Electric MELDAS 60 Series Programming Manual page 82

LD>, AND>, OR> .... Comparison of 16-bit data (>)
Bit device
X Y M L SM F
S1
S2
LD>
AND>
OR>
Function
(1) 16-bit comparison operation is executed with "A" contact handling.
(2) The comparison operation results will be as follow.
Conditions Comparison operation results
S1>S2
S1<=S2
Execution conditions
The execution conditions for LD>, AND> and OR> are as follow.
Command
LD>
AND>
OR>
Usable device
Word device
T C D R Z
> S1 S1
> S1 S1
> S1 S1
Continuity state
Non-continuity state
Execution conditions
Executed per scan
Executed only when previous
contact command is ON
Executed per scan
Con-
Pointer
stant
K H P
- 74 -
LD>, AND>, OR>
Digit
No. of
desig-
Level steps Index
nation
N
3
Setting data
Comparison data or
S1
head No. of device
where comparison
S2
data is stored.