Specifications

• DOK-DIAX01-MAIN+2AD+1M-ANW1-EN-E1,44 • 07.97
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3. Controller Functions
3.6.2 Spindle Positioning via Motor Feedback
Positioning accuracy
The positioning accuracy of motor feedback type 1 is 0.1 angular
degrees and 0.001 angular degrees for motor feedback type 3 (see type
code field "Motor Feedback" of motor in use).
Figure 40: Additional parameters to 3.6.1 for spindle position via motor feedback
Para-Spindel-zusat
z
Parameter protocol !
☞
Parameter
P16
Designation
PQ-FUNCT
Function
rotational direction of motor and spindle
Value range or value
< 0 >
< 2 >
S R Q
- same
- opposite
Fkt-Motorfeedbac
k
Display:
0°
90°
180°
270°
360°
rotor
position
POS ORDER
POS ORDER
INPOS INPOS INPOS
positioning direction ( FUNCT 2 ) = < 16 > as per rotational dir.
qual. sign N command valu
e
e.g.,
e.g.,
A07
A09
A10
A08
(OFFSET
)
(POS 2)
(POS 3)
(POS 1)
P21
(P-WINDOW)
N = N
command
N = N
comand
N
X2/21
motor
speed
X2/7
INPOS
X2/25
RUN
X2/26
POS 1
X2/27
POS 2
P18
(POSRPM)
motor accelerates to
speed command value
A06
N = CMD N * CMD N = CMD
N
POS ORDER
Figure 41: Operating sequence of spindle positioning via motor feedback
(e.g.,direction of rotation as per sign of applied speed command value)