Siemens SIJECT 16i Operation Manual page 54

SIJECT OP15B Screens
3-28
Reference point --- setting value. Ejector retract end should be the
reference of linear scale.
Length --- setting value. The length of linear scale can be set here, ranged
from 1 6553 mm.
Actual value --- displayed value. Display the actual value of linear scale.
Current value --- displayed value. It is the difference from actual value to
reference point.
Linear scale ejector --- Linear scale ejector can be selected or deselected
here.
SIJECT 16i Operation Manual