Spindle Function S

In CNC system, address symbol S controls program commands related to spindle speed.

Format

S_

Description

The numerical value behind S denotes the rotate speed of spindle. The unit is r/min or rpm.

S function is valid only when the spindle speed is adjustable.

S is a modal command. When one S command is specified, it will be valid until the next S command is specified.

CAUTION:

Even though the spindle is off, the value of S remains.