2. Components of Digital AC Servo drives with a DLC Single-Axis Positioning
• DOK-CONTRL-DDC+MDD+DLC-ANW1-EN-E1,44 • 01.97
16
2.6.
Digital AC Servo Motors
Fig 2.9: An MDD motor
The digital MDD AC servo motors are available in the following feedback
versions:
• motors with digital servo feedback (DSF)
• motors with digital servo feedback and multiturn encoders (DSF+MTG)
Fig 2.10: Feedback features
Digital Feedback Sensor Principle:
optical probing of code disc
Position resolution achieved
256 x 2
13
= 2 097 152 increments/revolutions
System accuracy
+/- 0.5 angular minutes
Multiturn type
4 095.99 rotor revolutions
Available with
MDD 065 through MDD 115
Suitable applications
high demands made of control dynamics,
synchronous behavior, absolute accuracy
Side A
Side B
FAMD112
feedback
Feedback data