Mitsubishi Electric MELSEC-Q/L Programming Manual page 194

■Operation result
• Function without EN/ENO
An operation is executed and the operation value is output from (d1) and (d2).
[Timing chart]
When n = T#5s (5 seconds)
ON
s
OFF
ON
d1
OFF
d2
0 0 1
d1 s
Turns ON when = ON.
Starts measuring when
d2
• Function with EN/ENO
The following table shows the executing conditions and operation results.
EN
TRUE (Operation execution)
FALSE (Operation stop)
[Timing chart]
When n = T#5s (5 seconds)
ON
EN
OFF
ON
s
OFF
ENO
OFF
ON
d1
OFF
d2
0 0
Measuring time counts up every time when
EN = ON after starting measuring.
Turns d1 ON when EN = ON and
Starts measuring d2 when EN = ON and
Operation error
• No operation error occurs.
5 APPLICATION FUNCTIONS
192
5.12 Standard Timer Function Blocks
ON
OFF
2 3 4 5
d1
Turns OFF when
= ON. reaches the time set to n.
s
ENO
TRUE
FALSE
ON ON
1 2 3
s = ON.
Turns
s = ON.
ON
OFF
ON
0 0
d2 d2 s
Initializes when = OFF and
ON
OFF
ON
OFF
4 5 0
Initializes d2 when EN = ON,
d1 d2
OFF when reaches the time set to n .
1 2 3 4
d1
= OFF.
(d1), (d2)
Operation output value
Previous output value
ON
1 2 3
s = OFF and d1 = OFF.