Examples Of I/O Number Assignment - Mitsubishi Electric MELSEC-Q Series User Manual

5 ASSIGNMENT OF I/O NUMBERS

5.7 Examples of I/O Number Assignment

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This section shows the examples of the I/O number assignment using GX Developer.
(1) When changing the number of points of an empty slot from 16 to 32
points:
Reserve 32 points to the slot position currently empty (slot No. 3) so that the
input/output numbers do not change when a 32-point input module is installed in
the future. (The empty slot for slot No. 12 is not changed from 16 points.)
(a) System configuration and I/O number assignment before the I/O
assignment with GX Developer
Q68B
1
IN OUT
REMARK
1: This is the case where the number of points for an empty slot is set to 16 with
PLC system setting of PLC Parameter.
2: Since the number of I/O points of the Q00JCPU is 256, use it within the range
X/Y0 to X/YFF.
Q38B
0 1
32 32
points points
X00 X20
X1F X3F
8 9 10
32 32 32
points points points
F0 110 130
10F 12F 14F
MELSEC-Q
2 3 4 5
32 16 32 32
points points points points points
X40 60 Y70 Y90 YB0
X5F 6F Y8F YAF YCF
11 12 13 14 15
32 16 32 32
points points points points points
150 170 Y180 Y1A0 Y1C0
16F 17F Y19F Y1BF Y1DF
1
6 7
32 32
points
YD0
YEF
32
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