Siemens SINUMERIK 840C User Manual
Page 144
09.95
Siemens AG 2001
All Rights Reserved
6FC5197–
j
AA50
5–16
SINUMERIK 840C (IA)
Motor measuring
system example
Information required:
m
+
r x l
4 x p x f
Gearbox factor:
r
+
r1 (leadscrew)
r2 (motor)
Leadscrew pitch:
l
Pulses per revolution:
p
Pulse multiplication:
f
Linear measuring
system example
Information required:
m
+
r x g
4 x f
Gearbox factor:
r
+
r1
r2
+
1
(
8
direct measuring system)
Grating constant:
g
Pulse multiplication:
f
Rotary axis example
Information required
m
+
r x 360 degrees
4 x p x f
Gearbox factor:
r
(depends on whether direct or indirect measuring
sysem is used)
Pulses per revolution:
p
Pulse multiplication:
f
Note
Additional information about measuring system adaptation is given in machine
data NC MD 3640 (Pulses var. incremental weighting) and NC MD 3680 (Traver-
sing path var. incremental weighting).
5 Machine Data Dialog (MDD – as from SW 3)
5.2.4 Measuring system adaptation for axes and spindles (as from SW 4)