Siemens S7-1200 System Manual page 494
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- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
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Technology instructions
9.3 Motion control
"Motion status" diagnostic function
Use the "Motion status" diagnostic function to monitor the motion status of the axis. The
diagnostic function display is available in online mode in "Manual control" mode and in
"Automatic control" when the axis is active.
Table 9- 67
Motion status
Status
Target position
Current position
Current velocity
Table 9- 68
Dynamic limits
Dynamic limit
Velocity
Acceleration
Deceleration
494
Description
The "Target position" field indicates the current target position of an active positioning task of
motion control instruction "MC_MoveAbsolute" or "MC_MoveRelative" or of the control panel.
The value of the "Target position" is only valid during execution of a positioning task.
(Tag of technology object: <Axis name>.MotionStatus.TargetPosition)
The "Current position" field indicates the current axis position. If the axis is not homed, the
value indicates the position value relative to the enable position of the axis.
(Tag of technology object: <Axis name>.MotionStatus.Position)
The "Current velocity" field indicates the actual axis velocity.
(Tag of technology object: <Axis name>.MotionStatus.Velocity)
Description
The "Velocity" field indicates the configured maximum velocity of the axis.
(Tag of technology object: <Axis name>.Config.DynamicLimits.MaxVelocity)
The "Acceleration" field indicates the currently configured acceleration of the axis.
(Tag of technology object: <Axis name>.Config.DynamicDefaults.Acceleration)
The "Deceleration" field indicates the currently configured deceleration of the axis.
(Tag of technology object: <Axis name>.Config.DynamicDefaults.Deceleration)
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
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