Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 236

5. HOW TO USE THE PROGRAM
(l) Torque limit value switching (TLP/TLN/TQL)
Using the maximum torque as 100.0%, limit the generated torque of the servo motor.
1) Program example
Command
SPN (1500)
STA (100)
STB (200)
MOV (1000)
SYNC (1)
TLP (800)
SYNC (2)
TLN (500)
TIM (100)
MOV (500)
SYNC (3)
TQL (300)
STOP
Forward
Servo motor speed
rotation
0 r/min
Reverse
rotation
Forward rotation torque limit
Reverse rotation torque limit
ON
PI1 (Program input 1)
OFF
ON
PI2 (Program input 2)
OFF
ON
PI3 (Program input 3)
OFF
Servo motor speed
Acceleration time constant
Deceleration time constant
Absolute value travel command
Suspend the step until PI1 (Program input 1) is switched on.
Forward rotation torque limit
Suspend the step until PI2 (Program input 2) is switched on.
Reverse rotation torque limit
Dwell
Absolute value travel command
Suspend the step until PI3 (Program input 3) is switched on.
Torque limit
Program stop
[Pr. PA11] setting
b) Forward rotation torque limit
[Pr. PA12] setting
a) PI1-on
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Description
1500 [r/min]
100 [ms]
200 [ms]
STM
μm]
1000 [×10
a)
800 [0.1%] b)
c)
500 [0.1%] d)
100 [ms] e)
STM
μm]
1000 [×10
f)
300 [0.1%] g)
h)
e) 100 ms
80.0% 30.0%
g) Torque limit
50.0% 30.0%
g) Torque limit Torque limit value
d) Reverse rotation
torque limit
c) PI2-on
f) PI3-on
h) Program stop
[Pr. PA11] setting
[Pr. PA12] setting
returns to parameter
setting value by
program stop.