Mitsubishi Electric MELSERVO-J4 Instruction Manual page 107

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4. HOW TO USE THE POINT TABLE
b) Positioning in the reverse direction midway
The following shows an operation example with the set values listed in the table below.
In this example, point table No. 1 and point table No. 3 are under the absolute value command
method, and point table No. 2 is under the incremental value command method.
Point table
Position data
STM
No.
[10
μm]
1
5.00
2
7.00
3
8.00
Note. Always set "0" or "2" to the sub function of the last point table among the consecutive point tables.
0: When using the point table under the absolute value command method
2: When using the point table under the incremental value command method
Servo motor speed
Position address
Point table No. to select
ST1 (Forward rotation start)
PT0 (Point table No. output 1)
to PI7 (Point table No. output 8)
M code output
Acceleration
Servo motor
time constant
speed [r/min]
[ms]
3000
100
2000
150
1000
300
Acceleration/deceleration time
constant of point table No. 1
Forward rotation
0 r/min
Reverse rotation
0
ON
OFF
Deceleration
time constant
Dwell [ms]
[ms]
150
100
200
200
100
Disabled
Acceleration/deceleration time
constant of point table No. 2
Speed
Speed
(3000)
(2000)
Dwell time
100 ms
5.00
1
4 - 20
Sub function
M code
1
3
0 (Note)
Dwell time
200 ms
Speed (1000)
Acceleration/deceleration time
constant of point table No. 3
7.00
8.00
12.00
1
05
05
10
15

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