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03/2006
Table 6-17
MD 30300: IS_ROT_AX
MD 31000: ENC_IS_LINEAR
MD 31030: LEADSCREW_PITCH
MD 31040: ENC_IS_DIRECT
MD 31010: ENC_GRID_POINT_DIST
MD 32110: ENC_FEEDBACK_POL
MD 31060: DRIVE_AX_RATIO_NUMERA
MD 31050: DRIVE_AX_RATIO_DENOM
Linear axis with
linear scale
Fig. 6-12
© Siemens AG 2006 All Rights Reserved
SINUMERIK 840D/810D Start-Up Guide (IADC) – 03/2006 Edition
Machine data for adapting encodersfor linear measuring systems
Machine data
DRIVE_AX_RATIO_NUMERA
DRIVE_AX_RATIO_DENOM
Machine table
Í Í Í Í Í Í
M
Load gearbox
ENC_IS_LINEAR=1
ENC_IS_DIRECT=1
ENC_GRID_POINT_DIST (for linear encoder)
ENC_FEEDBACK_POL= [1 or -1]
Linear axis with linear scale
6 Programming the control
6.9
Axes and spindles
Linear axis
0
0
mm/rev
Encoder on motor: 0
Encoder on the machine: 1
Graduation
Sign for actual value (control direction)
[1; –1]
Motor revolution
Spindle revolution
No. of motor rev.
=
No. of spindle rev.
IS_ROT_AX=0
Leadscrew
LEADSCREW_PITCH
Linear scale
6
6-91
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