Mitsubishi MELSEC-A Series Programming Manual page 76

5. SEQUENCE INSTRUCTIONS
Program Examples ANB
When circuit blocks are serially connected consecutively, the coding of program is
available in two types. However, proceed with the coding according to Coding
example 1.
X000 X002
0
X001 X003
• Coding example 1
0 LD
1 OR
2 LD
3 OR
4 ANB
5 LD
6 OR
7 ANB
8 LD
9 OR
10 ANB
11 LD
12 OR
13 ANB
14 OUT
15 END
There is no restriction on the number of ANBs
used.
X004 X006 X008
X005 X007 X009
X000
X001
X002
X003
X004
X005
X006
X007
X008
X009
M7
If ANBs are written consecutively exceeding the
number
per-form proper operation.
For AnA, A2AS, AnU, QCPU-A (A Mode) and
A2USH board:
For CPUs other than AnA, A2AS, AnU, QCPU-A
(A Mode) and A2USH board: 7 instructions
5 − 7
MELSEC-A
( M7 )
• Coding example 2
0 LD X000
1 OR X001
2 LD X002
3 OR X003
4 LD X004
5 OR X005
6 LD X006
7 OR X007
8 LD X008
9 OR X009
10 ANB
11 ANB
12 ANB
13 ANB
14 OUT M7
15 END
mentioned below, the PC
15 instructions
(16 blocks)
(8 blocks)
cannot