Mitsubishi MELDAS MDS-C1 - Installing the Magnetic Sensor; Installing the Spindle Detector

1. Installation
1 - 14
1-4 Installing the spindle detector
1-4-1 Installing the magnetic sensor
Reference notch
Spindle
Case
Cover
Spindle clamping screw
h6
Gap L
Ghole
1. Tolerance to shaft dimension should be "h6" on the part for installing a magnet.
2. 2-øG hole can be used for positioning of spindle and magnet.
3. Magnet shall be installed as shown to the left.
4. Misalignment between sensor head and magnetic center line shall be within ±2mm.
5. There is an NS indication on the side of the cover. Install so that the reference notch on the
sensor head comes to the case side.
(1) Gap between magnet and sensor
Circumference installation Horizontal installation
Magnet
model
BKO-C1810H03 BKO-C1730H06 BKO-C1730H09
Installation
direction
Circumference
installation
Horizontal
installation
Circumference
installation
Horizontal
installation
Circumference
installation
Gap mm Gap mm Gap mm
R (Radius)
mm
Max. value Min. value Max. value Min. value Max. value Min. value
40 11.5±0.5 2.7±0.5 6.0±0.5 10.0±0.5 1.22±0.5 5.0±0.5 6.25±0.5 3.30±0.5
50 9.5±0.5 2.8±0.5 6.0±0.5 8.0±0.5 1.31±0.5 5.0±0.5 6.00±0.5 3.70±0.5
60 8.5±0.5 3.0±0.5 6.0±0.5 7.0±0.5 1.50±0.5 5.0±0.5 5.75±0.5 3.85±0.5
70 8.0±0.5 3.4±0.5 7.0±0.5 2.38±0.5 5.50±0.5 3.87±0.5
Reference
hole
Reference
notch
Magnet
Min. gap
Max. gap
Mounting plate
R
Direction of
rotation
NS
Spindle
Face A
Face A
Magnet
Gap
R
N
S
Spindle
Face B
Face B
Reference
hole
Reference
hole
Reference
notch
Direction of
rotation
Reference
notch
Reference drawin
g
for ma
g
net installation