Siemens Sinumerik 801 - Page 76

Setting Up
5-14 SINUMERIK 801
Start-Up
Set spindle MDs as listed below:
MD Designation Unit Axis
Input
value
Description
31020 ENC_RESOL IPR Spindle 1024 Encoder markings
per revolution
(encoder no.)
32260 RATED_VELO RP
M
Spindle 3000 Rated motor speed
(setpoint branch)
36200 AX_VELO_
LIMIT[ 0 ... 5 ]
RP
M
Spindle 3300 Threshold value for
velocity monitoring
Determine the encoder limit frequency:
Spindle speed 3000 rev/min = 50rev/s;
Encoder limit frequency 50 rev/s×1024 pulses/rev = 51200 pulses/s
Fill in weighted machine data:
MD Designation Unit Axis
Input
value
Description
36300 MA_ ENC_ FREQ_
LIMIT
Hz Spindle 55000 Encoder limit
frequency
For anolog spindle with gear changes:
MD Designation Unit Axis Input value Description
35010
GEAR_STEP_
CHANGE_
ENABLE
- Spindle 1 Gear change
possible.
Spindle has
several gear
steps
35110 GEAR_STEP_
MAX_VELO[ 0，
1 ... 5 ]
RPM Spindle Speed
[i]
Maximum
speed for
gear
change(gear
stage no.):
0 ... 5
35130 GEAR_STEP_
MAX_VELOLIMI
T[ 0，1 ... 5 ]
RPM Spindle Speed
[i]
Maximum
speed of gear
stag(gear
stage no.):
0 ... 5
36200 AX_VELO_
LIMIT[ 0，1 ... 5 ]
RPM Spindle Speed
[i]
Threshold
value for
velocity
monitoring
(control
parameter set
no.): 0 ... 5
31050 DRIVE_AX_
RATIO_
DENUM[0，1 ...
- Spindle Denominator
[i]
Denominator
load gearbox
(control
parameter