Pu204_02c_oi_e.doc / Apr-16
Page 8 / 10
5.
Setting of the Direction Signal
The unit, at the output, can use three different modes to indicate the sense of rotation. Output
modes can be selected by the 8-position DIL switch on the print:
5.1.
Indication of direction by phase displacement (quadrature pulses)
90°
A
B
forward
90°
A
B
reverse
1 2 3 4 5 6 7 8
ON
OF F
VCC
GND
DIL-Switch:1, 3, 5 ON
2, 4, 6 OFF
5.2.
Indication of direction by static direction output
A
B
B Low = forward
B High = reverse
1 2 3 4 5 6 78
ON
OFF
VCC
GND
DIL-Sw itch: 2, 3, 5 ON
1, 4, 6 OFF
5.3.
Separate channels for forward and reverse pulses
A
B
Forward:
Pulses on A with
B = Low
1 2 3 4 5 6 78
ON
OFF
VCC
GND
DIL-Sw itch: 1, 4, 6 ON
2, 3, 5 OFF
Reverse:
Pulses on B with
A = Low
