Mitsubishi MELSEC-F FX-1GM Handy Manual page 21

Programmable controllers, position control unit
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Block designation signals
Block numbers
0 to 99
can be selected by using the instruction given below.
F?
T 0
D O+BFM#O
K
1
D 0
K 0
K
0
BFM
Unit num.
BFM
Transfer Transfer
write
ber 0
#O
source
points
- - -
D O=Ot099
data
Elements K, H, KnX, KnY, KnM, KnS, T, C, D, V,
Z,
etc. are used as transfer source data, Index qualifica-
tion is also possible. (See page 132.)
Start, and stop mode signals
The following start, and stop mode signals are supported by the PGU
(Start/stop)
(Multi-axis
g
Stop BFM# 1 b4
n
BFM#1 b2
=
ON
This signal automatically sets in the wait
state before execution
of drive instruc-
tions, such as DRV and DRVC. And then,
BFM#3 b2 goes ON. When a start com-
is input, driving starts and BFM#3 b2
is
turned OFF.
READY BFM#
3
b5
\
Start BFM#
1
b3
mand is given or a DOG
signal
of the PGU
,
.
.
,
.
,
,
.
,
BFM#l b2
=
OFF
Positioning operation
This signal does not set in the wait state
See
page 125 for details,
Temporary
stop
before
execution
of drive
instructions,
such as DRV and DRVC.
(Conditions required for starting)
(1) Startcommand: BFM#1 b3
=
OFFto ON
(2) M code OFF command: BFM#1 b5
=
ON
Modes
struction
P G U mode
(1)
Proceeds
auto.
Automatically
(1) and (2)
(1)
*1
starts after drtve
(1) when transfer prohibition M I 0 3 is
ON.
next step.
is completed.
matically to the
-
OFF
OFF
I
Stepping
start command is given
ON
OFF
mode
Program steps are processed in order when a
(1) and
(2)
(1) ' 1
-
Start commands are ignored during instruction execution. M103 turns
ON.
Loop mode
(1)
Proceeds auto-
Aulomalically starts
(2) *2
(1)
*1
-
matically
to
the
after drlve
I S
com-
OFF
ON
plefed.
next step
Continue
Proceeds auto.
Proceeds auto.
Automatically
starts
(2)
' 2
(1)
'1
next designated
next step
plefed
matically to the
matically to the
after
drive
I S
corn-
I
mode
-
ON
ON
block.
*I
When a start command
is sent to the PGU, the
M codes are automatically turned OFF in the PGU.
*2
Start is automatically performed by an
M code OFF command. (See page
130.)
(Note) Starting by a DOG input is enabled only when BFM#I b8 is
ON.
- 1 9 -

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