Rockwell Automation Allen-Bradley Ultra3000

Publication 2098-IN005C-EN-P — March 2008
140 Understanding Motor Feedback Signals and Outputs
Interpolated and Divided Absolute High Resolution Encoder Counts
One
Cycle
Time
1
2
3
4
2
4
5
6
7
8
Voltage
6
8
1
3
5
7
2
4
1
3
Divided output from drive (divisor = 2)
Voltage
Voltage
CN1-10 (SIN/AM+) Unbuffered encoder feedback signal to drive, 1024 cycles/rev.
CN1-16 (SIN/AMOUT+) x8 Interpolated output from drive
CN1-18 (COS/BMOUT+) x8 Interpolated output from drive
CN1-12 (COS/BM+) Unbuffered encoder feedback signal to drive, 1024 cycles/rev.