Siemens SINUMERIK 840Di - Page 321

06.03
10.5 Axes and spindles
10-321
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
M
IS_ROT_AX=1
DRIVE_ENC_RATIO_NUMERA
DRIVE_ENC_RATIO_DENOM
DRIVE_AX_RATIO_NUMERA
DRIVE_AX_RATIO_DENOM
LF
n
Encoder
Rotary table
Load
gearbox
n
Motor
Meas.
gearbox
n
Load
ENC_IS_LINEAR=0
ENC_IS_DIRECT=0
Encoder revs
Motor revs
=
Encoder revs
Motor revs
=
ENC_TYPE=4
ENC_ABS_TURNS_MODULO=4096
ENC_REFP_MODE=2
Fig. 10-13 Rotary axis with motor-mounted rotary absolute encoder
Table 10-23 Incremental measuring systems: Machine data
Number Identifier Name/remarks Ref.
Axis-specific ($MA_ ...)
30240 ENC_TYPE[n] Actual-value acquisition modes
4 = absolute encoder with EnDat interface
30242 ENC_IS_INDEPENDENT[n] Encoder is independent
30300 IS_ROT_AX Rotary axis R2
31000 ENC_IS_LINEAR[n] Direct measuring system (linear scale)
31030 LEADSCREW_PITCH Leadscrew pitch
31040 ENC_IS_DIRECT[n] Encoder is directly mounted on the machine
0=motor-mounted encoder
31050 DRIVE_AX_RATIO_DENOM[n] Load gear denominator
31060 DRIVE_AX_RATIO_NUMERA[n] Load gear numerator
31070 DRIVE_ENC_RATIO_DENOM[n] Resolver gearbox denominator
31080 DRIVE_ENC_RATIO_NUMERA[n] Resolver gearbox numerator
34200 ENC_REFP_MODE[n] Referencing mode
2=absolute encoder
34210 ENC_REFP_STATE[n] State of absolute encoder
0 = encoder not adjusted (default setting)
1 = encoder adjustment enabled; encoder not yet
adjusted
2 = encoder adjusted
34200 ENC_ABS_TURNS_MODULO[n] Range of absolute encoder with rotary encoders R2
Rotary axis with
motor-mounted
rotary absolute
encoder
Machine data
10 NC Start-U
p
with HMI Advanced