Siemens SIMATIC S7 System Manual page 347

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Parameter and type

S7-1200 Programmable controller

System Manual, 11/2011, A5E02486680-05

0: Emergency stop - If a request to disable the axis is pending, the

axis brakes at the configured emergency deceleration. The axis is

disabled after reaching standstill.

1: Immediate stop - If a request to disable the axis is pending, this

axis is disabled without deceleration. Pulse output is stopped

immediately.

Status of axis enable:

FALSE: The axis is disabled.

TRUE: The axis is enabled.

False: MC_Power is not active.

TRUE: MC Power is active.

FALSE: No error

TRUE: An error has occurred in motion control instruction "MC_Power"

or in the associated technology object. The cause of the error can be

found in parameters "ErrorID" and "ErrorInfo".

Error ID for parameter "Error""

Error info ID for parameter "ErrorID"

The axis does not execute motion control tasks and does not

accept any new tasks (exception: MC_Reset task).

The axis is not homed.

Upon disabling, the status does not change to FALSE until the

axis reaches a standstill.

The axis is ready to execute motion control tasks.

Upon axis enabling, the status does not change to TRUE until

the signal "Drive ready" is pending. If the "Drive ready" drive

interface was not configured in the axis configuration, the status

changes to TRUE immediately.

102BTechnology instructions

9.3 Basic motion control

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