Siemens SIMATIC S5 Manual page 122

Coordinates before the transformation
start
I
BA12 (zero offset abolute); 400 mm; start
Coordinates after the transformation
I
Software limit switch
-250
Fig, Zero offset absolute with a linear axis
4/1 8
The coordinate of the current position is transformed from 150 mm to 400 mm. All other position
coordinates (software limit switches, reference point) are 250 mm more positive.
Effect of zero offset for a rotary axis
36010
degrees
1
270
180
BA12 (zero offset absolute); 4CKI degrees; start
Fig. 4/1 9 Zero offset absolute with a rotary axis
Reference point
Current position
from the
machine data
o
Reference point
Current position
I
'50
after:
Executing Machining Programs
Software limit switch
end
500
150
Software limit switch
end
400
7001340
degrees
Position actual value
520
I
4 - 2 9