# Permanent activation of feedforward control (P-AXIS-00255)

P-AXIS-00255 | Permanent activation of feedforward control
Description | This parameter activates feedforward control permanently for one axis. Feedforward control is active all the time, even if G137 is active in the channel (or NC program).
Parameter | vorsteuer.default_active
Data type | BOOLEAN
Data range | 0/1
Axis types | T, R, S
Dimension | T: ---- | R,S: ----
Default value | 0
Drive types | ----
Remarks | This function is available for all types of axes and types of drives.