# Manual activation (P-VOLC-00017)

P-VOLC-00017 | Manual activation
Description | By default, Volumetric Compensation is automatically enabled on start-up or reset as soon as the participating axes meet all the necessary conditions. See [FCT-C26]. This parameter can prevent this automated feature. In this case, Volumetric Compensation can only be enabled by the NC command #VOLCOMP ON / OFF.
Parameter | manual_activation
Data type | BOOLEAN
Data range | 0: Volumetric Compensation is enabled either automatically on start-up or reset or manually, i.e. with #VOLCOMP ON/OFF. 1: Volumetric Compensation can be enabled only manually, i.e. with #VOLCOMP ON/OFF.
Unit | ----
Default value | 0
Remarks |