SMC Networks LECSB2-T Series User Manual

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16. POSITIONING MODE
(3) Automatic operation timing chart
(a) Automatic individual positioning operation
1) Absolute value command method ([Pr. PT01] = _ _ _ 0)
While the servo motor is stopped under servo-on state, switching on ST1 (Forward rotation start)
starts the automatic positioning operation.
The following shows a timing chart.
Note 1.
The detection of external input signals is delayed by the set time in the input filter setting of [Pr. PD29].
Considering the output signal sequence from the PC or PLC...etc and signal variations due to hardware,
configure a sequence that changes the point table selection earlier.
MD0
(Operation mode selection 1)
ON
OFF
ON
OFF
SON (Servo-on)
ON
OFF
ST1
(Forward rotation start)
ST2
(Reverse rotation start)
ON
OFF
Point table No.
Forward rotation
0 r/min
Reverse rotation
Servo motor
speed
ON
OFF
INP (In-position)
ON
OFF
CPO (Rough match)
MEND
(Travel completion)
ON
OFF
PT0 (Point table No.
output 1) to PT7 (Point
table No. output 8)
(Note 2)
M code output
ON
OFF
RD (Ready)
ALM (Malfunction)
ON
OFF
(Note 1)
3 ms or
longer
3 ms or
longer
Point table
No. 1
Point table
No. 2
1
2
1 2
M code of point table No. 1
3 ms or shorter
5 ms or
longer
5 ms or
longer

SMC Networks LECSB2-T Series Specifications

General

Brand	SMC Networks
Model	LECSB2-T Series
Category	DC Drives
Language	English