Positioning Axis/Synchronous Axis Technology Object; Status And Error Bits - Siemens SIMATIC S7-1500 Function Manual

10.6

Positioning axis/synchronous axis technology object

10.6.1

Status and error bits

Description
You use the "Technology object > Diagnostics > Status and error bits" diagnostic function in
the TIA Portal to monitor the status and error messages for the technology object. The
Diagnostics function is available in online operation.
The meaning of the status and error messages is described in the following tables. The
associated technology object tag is given in parentheses.
Axis status
The following table shows the possible axis status values:
Status
Enabled
Homed
Error
Restart active
Axis control panel enabled
Drive ready
Encoder values valid
Online start value changed
S7-1500 Motion Control V13 Update 3
Function Manual, 07/2014, A5E03879256-AC
Description
The technology object is enabled. The axis can be controlled with Motion Control instruc-
tions.
(<TO>.StatusWord.X0 (Enable))
The technology object is homed. The relationship between the position at the technology
object and the mechanical position was successfully created.
(<TO>.StatusWord.X5 (HomingDone))
An error has occurred at the technology object. Detailed information about the error is avail-
able in the "Error" area, and in the <TO>.ErrorDetail.Number and <TO>.ErrorDetail.Reaction
tags of the technology object.
(<TO>.StatusWord.X1 (Error))
The technology object is being reinitialized.
(<TO>.StatusWord.X2 (RestartActive))
The axis control panel is enabled. The axis control panel has master control over the tech-
nology object. The axis cannot be controlled from the user program.
(<TO>.StatusWord.X4 (ControlPanelActive))
The drive is ready to execute setpoints.
(<TO>.StatusDrive.InOperation)
The encoder values are valid.
(<TO>.StatusSensor[n].State)
Data relevant for the restart has been changed. The changes will not be applied until after
reinitialization (restart) of the technology object.
(<TO>.StatusWord.X3 (OnlineStartValuesChanged))
10.6 Positioning axis/synchronous axis technology object
Diagnostics
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