ANB ... Serial connection of circuit block
Bit device
X
Y
M
L
F
B SB T SM V T
A block
Function
(1) AND operation of the A block and B block is executed, and the operation results are obtained.
(2) The ANB symbol is a connection symbol instead of a contact symbol.
(3) When consecutively writing ANB, a max. of 7 commands (8 blocks) can be written. The PLC
cannot execute a correct operation if 8 or more commands are written consecutively.
7. Basic Commands
ANB
Usable device
Word device
C D R W SW Z SD K
ANB
B block
- 110 -
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Digit
Con-
Pointer
desig-
Index
stant
nation
H
P
No. of
steps
1