Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 1998

■Operation result
1.
Function block without EN/ENO
The operation result will be as follows.
Operation result
No operation error
Operation error
• Timing chart
When n=T#5s (5s)
ON
(s)
OFF OFF
ON
(d1)
OFF
0 0
(d2)
(1)
(1) When (s) turns off, (d2) starts measuring time.
(2) When the time measured in (d2) reaches the time set in (n), (d1) turns on.
(3) When (s) turns on, the value in (d2) is initialized.
2.
Function block with EN/ENO
The execution conditions and operation results will be as follows.
Execution condition
EN
TRUE (executed)
FALSE (not executed)
• Timing chart
When n=T#5s (5s)
ON
EN
OFF
ON
(s)
OFF OFF
ON
ENO
OFF
ON
(d1)
OFF
0 0
(d2)
(1)
(1) When (s) turns off while EN is on, (d2) starts measuring time.
(2) When (s) turns on while EN is on, the value in (d2) is initialized.
Operation error
Error code Description
(SD0)
3401H The output time setting value exceeds the valid range.
36 COUNTER/TIMER FUNCTION BLOCKS
1996
36.7 Off Delay Timer
OFF
1 2 3 4
(2)
Operation result
ENO
TRUE (no operation error)
FALSE (operation error)
FALSE
ON
OFF OFF
ON
OFF OFF
1 2 3
(d1), (d2)
Operation result output value
Undefined value
ON
OFF
ON
5 0 1 2
(3)
ON
OFF
ON
ON
OFF
4 0
(2)
ON
3 4 0 1
(d)
Operation result output value
Previous output value
Previous output value
ON ON
OFF
ON
OFF
ON ON
OFF
0 1 0