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Feedback Accuracy

Valid for S300 (HWR<4.00), S400, S600

  Resolver, 2-pole Resolver, 6-pole EnDAT Singleturn 2048 Lines/rev EnDAT Multiturn 512 Lines / rev EnDAT EQI Multiturn
32 Lines / rev
Sine Encoder
ENCLINES is power of 2
Sine Encoder
ENCLINES between 257 to 65535

Position absolute

± 1/2000 rev

± 1/4000 rev

± 1/64800 rev

± 1/21600 rev

± 1/3240 rev

ENCLINES 64
per Pole Pitch

ENCLINES 64
per Pole Pitch

Position Repeatability

± 1/4000 rev

± 1/8000 rev

± 1/524288 rev

± 1/131072 rev

± 1/6480 rev

ENCLINES 256
per Pole Pitch

ENCLINES 256
per Pole Pitch

Feedback Resolution with PRBASE = 16

1/65536 rev

(16 Bit)

1/65536 rev

(16 Bit)

1/65536 rev

(16 Bit)

1/65536 rev

(16 Bit)

1/65536 rev

(16 Bit)

max. ENCLINES 4096, limited to 65536

max. ENCLINES 4096, limited to 65536

Feedback Resolution with PRBASE = 20

1/65536 rev
(16 Bit)

1/131072 rev
(17 Bit)

1/1048576 rev
(20 Bit)

1/1048576 rev
(20 Bit)

1/131072 rev
(17 Bit)

max. ENCLINES 4096, limited to 1048576 per Pole Pitch

max. ENCLINES 4096, limited to 1048576 per Pole Pitch

Feedback Resolution with PRBASE = 24

1/65536 rev
(16 Bit)

1/131072 rev
(17 Bit)

1/8388608 rev
(23 Bit)

1/2097152 rev
(21 Bit)

1/131072 rev
(17 Bit)

max. ENCLINES 4096, limited to 16777216 per Pole Pitch

max. ENCLINES 4096, limited to 16777216 per Pole Pitch, lower 4 Bit allways low

Feedback Resolution with PRBASE = 28

1/65536 rev
(16 Bit)

1/131072 rev
(17 Bit)

1/8388608 rev
(23 Bit)

1/2097152 rev
(21 Bit)

1/131072 rev
(17 Bit)

max. ENCLINES 4096, limited to 268435456 per Pole Pitch

max. ENCLINES 4096, limited to 268435456 per Pole Pitch, lower 8 Bit allways low

Velocity Ripple (dw/dt)

± 3 rpm at very low Speed, 1% at high Speed

± 1.5 rpm at very low Speed, 0.5% at high Speed

± 0.5 rpm at very low Speed, 0.25% at high Speed

± 0.5 rpm at very low Speed, 0.25% at high Speed

± 1.0 rpm at very low Speed, 0.25% at high Speed

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Practical max. Encoder Emulation 1)

1024 Lines / rev

3072 Lines / rev'
3 zero marker / rev

262144 Lines / rev

65536 Lines / rev

2048 Lines / rev

max. ENCLINES 128

max. ENCLINES 128

1) Note: Maximum output frequency is 2 MHz