Motion axis monitoring

The
Axis monitor
 page is available when:
Use the
Axis monitor
 page to:
  • Select the axis you want to monitor.
  • View the axis state, velocity, movement, current position, and target position.
  • View the error code and description if the axis encounters an error.
Items on the Axis monitor page
Item
Description
Axis name
Specifies the names of axes assigned to the controller.
Up to three axes are listed depending on the controller type and the number of axes configured.
Axis state
Specifies the state of the axis that you are monitoring. Options are:
  • Disabled
  • Standstill
  • Discrete motion
  • Continuous motion
  • Homing
  • Stopping
  • Error stop
Axis homed
Specifies when the axis is in the home position. Values are:
  • Yes
    . The axis is at the defined starting point for axis movement, or the home position.
  • No
    .
Movement
Describes the movement for the axis. When an axis is not moving, it is Idle. Values are:
  • Accelerating
  • Decelerating
  • Constant velocity
  • Idle
Error description
Displays the error code and description when an error occurs in the axis. It is empty when there are no errors.
For more information, see AxisErrorID error codes.
Position and Velocity
Command position
Specifies the current position of the axis when the command is executing.
Target position
Specifies the value of the target position defined for the axis.
Use the
Position
 input value of the MC_MoveAbsolute function block to define the target position.
Speed
Specifies the current velocity when the command is executing.
Target velocity
Displays the target or maximum velocity for the axis.
Use the
Velocity
 input value in the MC_MoveRelative, MC_MoveAbsolute, or MC_MoveVelocity function block to define the target velocity.
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