10.03
3.11 Start-up functions
3-86
 Siemens AG, 2003. All rights reserved
SINUMERIK 840D/SIMODRIVE 611 digital, HLA Module (FBHLA) - 10.03 Edition
Table 3-10 Signal (operating mode) for velocity setpoint
Trigger Signal type
Velocity setpoint in velocity controller cycle, valve control
loop closed, velocity control loop closed
Square-wave
Table 3-11 Signal (operating mode) for velocity setpoint parameter settings
Parameters Physical unit
Signal type: Square-wave
Amplitude (linear axis) mm/min | inch/min
Period ms
Pulse width ms
Offset (linear axis) mm/min | inch/min
Limitation (linear axis) mm/min | inch/min
Note
The following diagram was created using a servo trace.
t [ms]
0.000 2.000e+03
Fig. 3-39 Servo trace of actual velocity with square-wave signal type to velocity setpoint
Amplitude: 100 mm/min.
Velocity setpoint
02.99
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