— A-6 —
Table A-4: Specification of Motor resistance
Motor number
Motor winding resistance (
Ω
)
Specification
YS2005
35.0
YS2020
4.5
YS3008
47.0
YS3040
6.4
YS4080
5.2
YS5120
3.5
YS5240
6.4
JS0002
9.6
JS1003
15.4
JS2006
9.2
JS2014
14.6
1. Allowance
: ±30%
2. Variations between each phase
: 1.0
Ω
or less
(øA, øB, øC)
l
For special Motor windings or long cable (over 4m), contact NSK for specification.
2 Resistance of resolver windings
Figure A-7: With cable set
8 7 6 5 4 3 2 1
1 5 1 4 1 3 1 2 1 1 1 0 9
(Tester)
Resolver Cable
Motor Cable
Ω
l
Refer to Table A-5 for pin numbers to be checked.
Figure A-8: Resolver only
1
2
3
4
5
6
7
8
9 10
11 12 13 14 15
(Tester)
(Connector Lock)
Ω
l
Refer to Table A-5 for pin numbers to be checked.
Table A-5: Pin number to be checked for incremental resolver
Cable connector
Motor connector
Result
REA
8
↔
4
(REA) (COM)
1
↔
2
(REA) (COM)
REB
7
↔
4
(REB) (COM)
6
↔
2
(REB) (COM)
REC
15
↔
4
(REC) (COM)
11
↔
2
(REC) (COM)
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