Mitsubishi Electric Q26UD(E)HCPU User Manual page 68

(d) Distance between DIN rail mounting screws
When using DIN rail, DIN rail mounting screws must be inserted in 200mm distances or less in order to ensure
that the rail has sufficient strength.
DIN rail
35mm
When installing the DIN rail in a frequent vibration and/or shock prone environment, insert the mounting screws
in 200mm intervals or less by the following method show below.
• For Q38B, Q312B, Q68B, Q612B, Q38RB, Q68RB, Q65WRB, Q38DB or Q312DB type
Screw the DIN rail in three places using the mounting screws and square washers included with the DIN
rail mounting adaptors (hereafter referred to as the adaptors) in 'Position A' (bottom of base unit).
B *3
DIN rail
35mm
Stopper
66
P
A *2
Mounting screws (included with adaptors)
Square washers necessary *1
P P
DIN rail mounting screw
(obtained by user)
P P
P=200mm or less
B *3
Mounting screws (obtained by user)
No square washers
Stopper
P
P=200mm or less
P