Mitsubishi MELSEC-F FX-1GM Handy Manual page 19

Programmable controllers, position control unit
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Drive unit connections
The l/O signals exchanged between the PGU and the drive unit include the following:
r
FX-1GM PGU
Outputs FP, RP (type-A) or
PLS, SIGN (type-E), depend
upon parameter settings to
meet the DRU specifications.
M
FPPLS
I
P
C
PG 0 Zero-return signal
0 CLR Clear sianal
/ \
-
,
ON when at the machine home position
and when the LSFiLSR are activated.
No
pulse is
generated unless
this signal is ON.
An error is output
time limit.
r
Drive unit (DRU)
Forward or backward
Example: One pulse
angle of 7.2
per motor roJation
One pulse per each
tion of the motor
rotation or half-rota-
Clear of deviation
counter
Output when power
to
the drive unit is turned
ON and is operating
normally.
signal
Positioning completed
when the differential
'
than the set value
,
counter value is less
. . . .
. . . . . .
I
T
I
7 - 7 -
,
.
. . . .
In the case of a servo motor
. . .
. . . . . . . . . . . . .
LSF Limit switch forward
LIMIT SWITCH FORWARD
LSR Limit switch reverse
LIMIT SWITCH REVERSE
Forward limit switch
Also error output
-
F L Q -
Backward limit switct
D
DOG Near-point signal
0
,
o
Near-point dog switcl
-
Machine
-
1 7 -

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