Orientation Of Magnet And Sensor Head - Mitsubishi FREQROL-SFJ Maintenance Manual

6.1.2 Orientation of magnet and sensor head

The magnet and sensor head should be installed in the
specified orientation.
Standard type
standard type
High-speed
miniature type
High-speed
ring type
Counter-load side
Reference hole
Reference notch
Magnet is installed on circumferential surface of
rotating disk.
. . . . The center reference hole of magnet
and the reference notch of sensor
head should come on the same side.
Refer to
and [
U N A C C E P T A
The reference notch of sensor-head
should be located in reference with
polarity (N, S) of magnet.
Refer to -1,
/UNACCEPTABLE EXAMPLE 21.
The reference notch of sensor head
should be located in reference Gith
polarity (N, S) of magnet.
Refer to 1-1,
UNACCEPTABLE EXAMPLE 31.
Magnet is installed on the circumferential
surface of rotating disk.
The center reference hole of magnet and the
reference notch of sensor head should come
on the counter-load side, as shown in Fig.
6.3.
Counter-lo
side
B E
L
and
and
Load side
View from A