Mitsubishi Electric MELSEC-LD77MS2 User Manual page 685

Chapter 12 Expansion Control
Torque command setting method
During the continuous operation to torque control mode, set time for the command
torque to increase from 0% to " " in "
Torque limit setting value Torque
Pr.17 Cd.151
" and for
time constant at continuous operation to torque control mode (Forward direction)
the command torque to decrease from " " to 0% in
Torque limit setting value
Pr.17
"
Torque time constant at continuous operation to torque control mode (Negative
Cd.152
". The value at continuous operation to torque control mode switching
direction)
request is valid for " " and " ". The command torque during the
Cd.151 Cd.152
continuous operation to torque control mode is limited with "
Pr.17 Torque limit
".
setting value
If torque exceeding the torque limit setting value is commanded, the warning
"Torque limit value over" (warning code: 520) occurs, and the operation is
controlled with the torque limit setting value.
Confirm the command torque to servo amplifier with "
Torque during
Md.123
".
command
During the continuous operation to torque control mode, "Torque limit" ("
Md.108
" (high-order buffer memory address): b13) does not turn ON. Confirm
Servo status
the current torque value in " ".
Motor current value
Md.104
Buffer memory address (High-order)
LD77MS2/LD77MS4 LD77MS16
: b13
Servo status
Md.108 877+100n 2477+100n
n: Axis No.-1
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