Functions To Limit The Control; Speed Limit Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

8.3
Functions to limit the control include the "speed limit function", "torque limit function", "software stroke limit function",
"hardware stroke limit function", and "forced stop function". Each function is executed by parameter setting or program
creation and writing.

Speed limit function

The speed limit function limits the command speed to a value within the "speed limit value" setting range when the command
speed during control exceeds the "speed limit value".
Relation between the speed limit function and various controls
The following table shows the relation of the "speed limit function" and various controls.
: Always set
: Setting not required (Use the initial value or a value within the setting range.)
Control type
Home position return
control
Major positioning control
Manual control
Expansion control
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Functions to Limit the Control

Machine home position return control
Fast home position return control
Position control 1-axis linear control
2 to 4-axis linear interpolation control
1-axis fixed-feed control
2 to 4-axis fixed-feed control
(interpolation)
2-axis circular interpolation control
3-axis helical interpolation control
1 to 4-axis speed control
Speed-position switching control, Position-speed switching
control
Other control Current value changing
JUMP instruction, NOP instruction,
LOOP to LEND
JOG operation, Inching operation
Manual pulse generator operation
Speed-torque control
search engine
Speed limit Speed limit value
function

[Pr.8] Speed limit value
The speed limit value follows the
specifications of the servo amplifier when
using the driver home position return method.
 [Pr.8] Speed limit value








 Setting value invalid

 [Pr.31] JOG speed limit value

Setting is invalid
 [Pr.8] Speed limit value
8 CONTROL SUB FUNCTIONS
8.3 Functions to Limit the Control
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