• DOK-DIAX02-DDS02.1*ANA-ANW1-EN-E1,44 • 12.96
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2. The digital intelligent AC servo drive with ANALOG interface
Digital AC servo motors
MDD... digital AC servo motors are supplied in the following feedback
versions.
– Motors with "digital servo feedback" (DSF)
– Motors with "digital servo feedback and multi-turn encoder"
(DSF + MTG)
– Motors with "resolver feedback" (RSF)
– Motors with "resolver feedback and multi-turn encoder" (RSF + MTG)
Motors are used for different applications in accordance with their
properties:
Properties
Fig. 24: Properties of available feedback versions
Digital
Resolver
servo feedback
feedback
Three-phase transformer
Sensor principle
Optical scanning
with angle-dependent
of a code disk
coupling ratio
Maximum
256 x 2
13
= 2 097 152
3 x 2
13
= 24 576
position resolution
increments/revolution
increments/revolution
System accuracy
±
0,5 angular minutes
±
7 angular minutes
Multi-turn version,
4096 rotor revolutions
4096 rotor revolutions
sensing range
Available on
MDD 065 to
MDD 021 to
motor series:
MDD 117
MDD 117
High demands on
– Low demands on
Suitable for
dynamic control response,
synchronism,
applications with:
synchronism,
absolute accuracy;
absolute accuracy
– Extreme impact
and vibration
stresses
Range of
Servo applications in:
Handling applications,
applications:
– machine tool
feed axes, low-cost
axes
applications etc.
– robot applications
– handling systems
– assembly equipment
– wood-working
machines
– packaging machines
– textile machines
– printing machines
