Connection of resolvers
EXC supplies the rotors of all fine resolvers in parallel via contact XS4.
The rotor of the coarse resolvers is connected in corresponding manner, when the external
axes are provided with absolute measurement.
Each resolver contains two stators and one rotor, connected as shown in the figure below:
Control
system
EXC
OV
X FINE/COARSE
OV
See 6.3.3
Connection
table
external axis
Y FINE/COARSE
6.3.2
Internal
Internal axis 7 is connected according to below:
M17,M27,M37
Motor current R-phase, (U-phase), S-phase (V-phase) and T-phase (W-phase) respectively.
Control
system
M17
M27
M37
PTCM7B
0
V PTC M7B
A1
B1
C1
XS7
,A2
,B2
r
C2
D2
ni
R
S
T
Vf
re
TC-
sist
•»
Motor
INSTALLATION
6:7
S3
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