Positioning Job A To B - Siemens SIMATIC S5 Manual

IP 267
Table 6-4 Positioning Job for the Path C to A
Byte Address
0 QB 88
1 QB 89
Operating mode OM 0, OM 1
2 QB 90
3 QB 91
6.6.6

Positioning Job A to B

The IP 267 is configured with the second data set for this job.
The path is 200 mm (7.8 in.). The following number of pulses is calculated for a
given resolution of 20 µm/pulse:
200 mm
0.020 mm/pulses
EWA 4NEB 812 6061-02a
General meaning
Multiplier for the
velocity (V),
V can assume values
from 1 to 255
Reduction factor R = 1
Reference point
approach (RPA)
Path P16 to P19
Path
P8 to P15
Path
P0 to P7
= 10 000 pulses = 2710
Application Examples
Positioning data for path
C to A
V = 250
QB 88 = 1111 1010
QB 88 = FA
H
R=0, RF=0
BA1=1, BA0=0
QB 89 = 0010 0000
QB 89 = 20
H
QB 90 = 0111 0101
QB 90 = 75
H
QB 91 = 0011 0000
QB 91 = 30
H
pulses
H
6
6-35