Siemens SINUMERIK 802C Manual page 79

Gear stage 1
Internal
=
resolution
Internal
resolution
One encoder increment corresponds to 43.945 internal increments. One encoder increment
corresponds to 0.043945 degrees (minimum positioning step).
Machine data default settings for analog motor axes
The machine data list below contains the default machine data with their recommended set-
tings with the analog motor axes connected.
After they have been set, the axis are ready to be traversed, as far as the machine data are
concerned, and only fine settings have to be done.
Number
Output type of setpoint
30130
(setpoint branch): 0
Type of actual value ac-
quisition (actual position
value) (encoder no.)
30240
0: Simulation
2: Encoder external
Encoder markings per re-
31020
volution (encoder no.)
31030 Pitch of leadscrew
Denominator load gear-
31050
box (control parameter
no.): 0...5
SINUMERIK 802C
6FC5 597–3AA20–0BP2 (01.02)
360 degrees MD31080
@
MD
310
20 @
4
360 degrees 1
@ @
=
4 @
1
2,04
8
pul-
ses
Description
MD31050
@ @
M M
D D
3 3
1 1
0 0
7 6
0 0
1
@
1,0
1
00
pul-
se
s/
de
g
Default Value
0
0
2048
10
1
Start-Up
4.7 Commissioning
1
,
0
0
0
i
n
c
r/
d
e
g
=
4
3
.
9
4
5
Setting or Remark
1
2
Steps per encoder revolu-
tion
Leadscrew pitch
Load gear transmission
ratios
4-79