YASKAWA SGLGW User Manual page 33

2 Installation
2.2.2 SGLFW and SGLFM Linear Servomotors (F-type Iron Core)
(2) Moving Coil Installation
The SGLFW moving coil is constructed of an aluminum or steel base and iron core,
with a resin-coated coil winding section. Make sure that the coil winding section is
not subjected to shock during installation. Shock may cause injury or damage to the
moving coil.
Use the following procedure to install the SGLFW moving coil.
1.
Moving Coil Model
20AA
35AA
50AB
 The value in parentheses is the dimension when the magnet protection cover is used.
2-10
Install the moving coil on the movable table supported by the linear
guide in line with the already installed magnetic way.
Make sure that the air gaps between the moving coil and magnetic way's
magnets is the specified distance.
Magnetic
way

Maintain the following air gaps when installing. Make sure that the
moving coil and magnetic way do not interfere with each other during the
stroke.
SGLFW-
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Moving coil
Movable table
Dimensions in mm
H P
22  0.2
45  0.1
21  0.2
58  0.1 25.8  0.2
Air gap
G

1 0.3
（0.8 ）*