Block Designation Instructions - Mitsubishi MELSEC-F FX-1GM Handy Manual

Programmable controllers, position control unit
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3.1
Basic
instructions
3.1.1
Block designation instructions
BLOCK
Relevant
nts:
Start of sub-program
(1) KO to K99 (from the programmable controller)
(2) KO to K99 (from a numeric switch)
Execution tlme:
Instantaneous progressing type
1) 1 msec or less
2) DSW
read
time
See page 136.
mi
E : d D o f
sub-program
Relevant elements:
None
Execution time:
Waiting type (waits for a start input signal).
Designation from the programmable controller
(Program on the PC)
When the parameter number
1 4
setting is "3", "7",
"1 l " ,
or
"1 5",
block numbers of 100 divisions or
less are designated as
KO
to K99.
T o g 1
K 0
I
K O
I
K 9 9
1
K 1
1
When the block designation input turns
ON,
Block designation by programmable controller
the designation input turns OFF, program the
T O O 1 K
0
1
K O
1
K O
1
K 1
1
K99 is written to BFM#O. To transfer K O when
ladder indicated by the broken line.
(PGU programming)
j
Initially,
when power
I S
4
swltched ON
in the
AUTO
j
j
m o d e , the
last END
i n s t r u c -
;
lion
is executed. Therefore,
;
;
a start signal and a block
;
I
n u m b e r input are required.
I
. L
BLK K
0
END
ELK K 1
END
to
BLK K
99
I
Block-99 program
I
I
I
END
7
1
-
Less than 2000-
I
O t o 2 3
Parameter numbers
Typical instructions in each block are
as
follows:
Speed instructions
Not needed when the operation is per-
formed at parameter speed.
Address instructions
Designate travel distances by relative
and absolute addresses.
Drive instructions
Operation execution instructions.
Wait instructions
Designate the waiting time to start the
next operation, or an instruction to wait
for a START command.
The above completes
1
operation. A group
of operations completes 1 program block.
- 3 0 -

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