4.4 Fixation by Screws
In environments with larger vibration (more than 0.5G), the unit must be secured by M3 or M4 screws. Positions and
sizes of screw holes in various models of FB
尺寸
Size
B :
尺寸
Size B:
尺寸
C :
Size C:
-PLC are illustrated in the following:
S
A :
4mm
A:
(0.157in)
90mm
(3.543in)
4mm
(0.157in)
90mm
(3.543in)
(0.827in)
4mm
(0.157in)
90mm
(3.543in)
21mm
(0.827in)
60mm
(2.362in)
21mm
(0.827in)
90mm
(3.543in)
21mm
130mm
(5.118in)
H4 -4
2 - 4.5
mm
(0.177 in)
2 - 4.5
mm
(0.177 in)
2 - 4.5
mm
(0.177 in)