Mitsubishi Electric MELSEC-Q/L Programming Manual page 188

■Operation result
• Function without EN/ENO
An operation is executed and the operation value is output from (d1), (d2), and (D3).
[Timing chart]
When n=3
ON
s1
OFF OFF
s2
OFF
s3
OFF
s4
OFF
d1
OFF
OFF
d2
d3
0 1
Counts d3 up when s1 is
turned from OFF to ON.
5 APPLICATION FUNCTIONS
186
5.11 Standard Counter Function Blocks
ON ON ON ON
OFF OFF OFF OFF
ON
OFF
2 0 1 2
Initializes d3 when s3 Counts
is turned from OFF to ON. is turned from OFF to ON.
ON
ON ON ON
OFF OFF OFF
ON
OFF
3 2 3 2
d3 down when s2 Initializes d3
OFF to ON.
ON ON ON
OFF OFF
1 0
when s4 is turned from