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6 SERVO MOTOR DRIVING
6.2 Point table mode (pt)
• Varying-speed operation by absolute value command method
Example. Operations when "8" is set to the auxiliary function of point table No. 3
Operation sequence
1.
Starting with point table No. 1
2.
Varying the speed and executing point table No. 2
3.
Varying the speed and executing point table No. 3
4.
Executing point table No. 1 used at start-up in CW direction when "8" is set to the auxiliary function of point table No. 3
5.
Repeating the above execution in the sequence of 1) to 2) to 3) to 4) to 2) to 3) to 4)
*1 "Point actual value" is not outputted in automatic continuous operation.
Point table No.
Position data
[10
STM
μ
m]
Servo motor
speed [r/min]
Acceleration
time constant
[ms]
Deceleration
time constant
[ms]
Dwell [ms]
Auxiliary
function
1
5.00
3000.00
100
150
0
1
2
5.00
2000.00
Disabled
Disabled
0
3
3
15.00
1000.00
Disabled
Disabled
0
8
5.00
0
5.00
10.00
1)
3)
4)
15.00
2)
1
0 r/min
Target point table
ON
OFF
Point actual value
*1
ON
OFF
ON
OFF
ON
OFF
Controlword bit 4
(New set-point)
INP/S_INP
Status DO 5 bit 5
Status DO 5 bit 6
Acceleration time constant of
point table No. 1 (100)
Deceleration time constant of
point table No. 1 (150)
Point table No. 2
Point table No. 3
Speed
(3000.00)
Speed
(2000.00)
Forward
rotation
Speed (1000.00)
Servo motor speed
Reverse
rotation
Point table No. 1
Speed
(3000.00)
Acceleration time constant of
point table No. 1 (100)
Deceleration time
constant of
point table No. 1 (150)
Position address
(In-position)
(S_CPO (Rough match))
(S_MEND (Travel completion))