User Manual

Encoder Data
Encoders are factory aligned and must not be adjusted outside the factory.
Encoder Outputs
Encoder Phase-to-Neutral and Phase-to-Phase Waveforms
ENCODER SPECIFICATIONS
Line Count
2000 (1)
Supply Voltage
5 VDC
Supply Current
250 mA max.
Line Driver
26LS31
Line Driver Output
TTL
Index Pulse
H-2000 and H-3000 Series
when key faces 180
o
±10 away
from the connectors
H-4000, H-6000 and
H-8000 Series when key faces
the connectors (0
o
±10)
(1) Standard line count before quadrature
Logic “1”
Logic “0”
A
B
I
I
B
A
90°±22.5
-180°
ANALOG SIGNAL
PHA
S
E - NEUTRAL BA
C
K EMF
-150° -120° -90° -60° -30°
0
°
30° 60° 90° 120° 150° 180° ELECTRICAL DEGREES
INDEX 0°INDEX 0±2INDEX 0°
R - NEUTRAL
-180° -150° -120° -90° -60° -30°
0
°
30° 60° 90° 120° 150° 180° ELECTRICAL DEGREES
INDEX 0°INDEX 0±2INDEX 0°
T - R R - S S - T
LOGIC 1
LOGIC 1
LOGIC 1
LOGIC 0
LOGIC 0
LOGIC 0
PHASE - PHASE BACK EMF
HALL A
HALL B
HALL C
NOTE: Hall and ABS signals are in electrical degrees.
For 4 pole commutation, 360° mechanical = 720° electrical.
For 6 pole commutation, 360° mechanical = 1080° electrical.
For 8 pole commutation, 360° mechanical = 1440° electrical