Siemens SIMATIC S7-1200 Manual page 253

Table 10- 41 Drive status
Status Description
Drive ready The drive is ready for operation.
(Tag of technology object: <Axis name>.StatusBits.DriveReady)
Error The drive has reported an error after failure of its ready signal.
(Tag of technology object: <Axis name>.ErrorBits.DriveFault)
Table 10- 42 Status of the axis motion
Status
Standstill
Accelerating
Constant velocity
Decelerating
Table 10- 43 Status of the motion mode
Status
Positioning
Speed Command
Homing
Table 10- 44 Error bits
Error
Min software limit reached
Min software limit exceeded
Max software limit reached
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Manual, 03/2014, A5E02486774-AF
Description
The axis is at a standstill.
(Tag of technology object: <Axis name>.StatusBits.StandStill)
The axis accelerates.
(Tag of technology object: <Axis name>.StatusBits.Acceleration)
The axis travels at constant velocity.
(Tag of technology object: <Axis name>.StatusBits.ConstantVelocity)
The axis decelerates (slows down).
(Tag of technology object: <Axis name>.StatusBits.Deceleration)
Description
The axis executes a positioning task of motion control instruction "MC_MoveAbsolute" or
"MC_MoveRelative" or of the control panel.
(Tag of technology object: <Axis name>.StatusBits.PositioningCommand)
The axis executes a task at set speed of motion control instruction "MC_MoveVelocity" or
"MC_MoveJog" or of the control panel.
(Tag of technology object: <Axis name>.StatusBits.SpeedCommand)
The axis executes a homing task of motion control instruction "MC_Home" or the control
panel.
(Tag of technology object: <Axis name>.StatusBits.Homing)
Description
The lower software limit switch has been reached.
(Tag of technology object: <Axis name>.ErrorBits.SwLimitMinReached)
The lower software limit switch has been exceeded.
(Tag of technology object: <Axis name>.ErrorBits.SwLimitMinExceeded)
The upper software limit switch has been reached.
(Tag of technology object: <Axis name>.ErrorBits.SwLimitMaxReached)
Motion control is easy
10.7 Commissioning
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