Mitsubishi MELSEC-A AJ71PT3 User Manual page 41

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3. SPECIFICATIONS
Exercise:
Suppose that the
I
FROM
I
and
I
TO
I
instructions are executed
during one sequence program scan under the following condi-
tions:
PC CPU scan time (T"o, Too)
=
50 ms
1/0 refresh time (T",)
=
3.9 ms
Remote 1/0 unit input response time (T,
0"'0',)
=
25 ms
Remote 1/0 unit output response time (To
0"'0") =
12 ms
(Max. input delay time)
=
T,
ON'O"
+
(T", X 2)
+
T"o
- 25
+
(3.9
X
2)
+
50
- 82.8 (ms)
(Max. output delay time) - Too
+
(T", X 2)
+
To
0",0"
- 50
+
(3.9 X 2)
+
12
- 69.8 (ms)
II
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