# Ring number (P-AXIS-00160)

P-AXIS-00160 | Ring number (SERCOS)
Description | The SERCOS ring number is entered here to denote the axis to which it is connected. This value must currently be set to 0 since multi-ring operation is not yet possible.
Parameter | antr.sercos.ring_nr
Data type | UNS16
Data range | 0, only this ring at present
Axis types | T, R, S
Dimension | T: ---- | R,S: ----
Default value | 0
Drive types | SERCOS
Remarks | This parameter is used automatically in TwinCAT systems.