Siemens Sinumerik 840DiE sl - Page 322

01/2007
11.5 Axes and spindles
11-322
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
M
IS_ROT_AX=1
DRIVE_ENC_RATIO_NUMERA
DRIVE_ENC_RATIO_DENOM
DRIVE_AX_RATIO_NUMERA
DRIVE_AX_RATIO_DENOM
ENC_IS_DIRECT=0
LG
n
Encoders
Rotary table
Load
gear
n
motor
Measuring
gear
n
Load
encoder revs
motor revs
=
load revs
motor revs
=
ENC_TYPE=1
ENC_IS_LINEAR=0
ENC_RESOL
ENC_IS_DIRECT=0
Fig. 11-7 Rotary axis with encoder on motor
L
IS_ROT_AX=1
DRIVE_ENC_RATIO_NUMERA
DRIVE_ENC_RATIO_DENOM
ENC_IS_DIRECT=1
GM
Measuring
gearbox
Load
gearbox
Load
n
Encoders
n
DRIVE_AX_RATIO_NUMERA
DRIVE_AX_RATIO_DENOM
n
motor
encoder revs
load revs
=
load revs
motor revs
=
ENC_TYPE=1
ENC_IS_LINEAR=0
ENC_RESOL
ENC_IS_DIRECT=1
Fig. 11-8 Linear axis with encoder on the machine
Table 11-20 Incremental measuring systems: Machine data
Number
Identifier Name/remarks Refer-
ence
Axis–specific ($MA_ ... )
30240 ENC_TYPE[n] Actual–value acquisition modes
1 = incremental signal generator
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)
31020 ENC_RESOL[n] Encoder pulses per revolution
31030 LEADSCREW_PITCH Leadscrew pitch
31040 ENC_IS_DIRECT[n] Encoder is connected directly to the machine
31050 DRIVE_AX_RATIO_DENOM[n] Denominator load gearbox
31060 DRIVE_AX_RATIO_NUMERA[n] Numerator load gearbox
31070 DRIVE_ENC_RATIO_DENOM[n] Denominator of resolver gearbox
31080 DRIVE_ENC_RATIO_NUMERA[n] Numerator of resolver gearbox
Rotary axis with
encoder on motor
Rotary axis with
encoder on the
machine
Machine data
11 NCK Commissionin
g
with HMI Advanced