INSTALLATION^ 
IMounting 
the 
base 
units 
on 
DIN 
rail 
I 
Both the 
CPU 
and  extension base units can  be fixed to 
DIN 
by the fixing  hooks 
provided on the back of them. Below the method of installation is explained; 
1. 
Applicable 
DIN 
rails: 
TH35-7.5  Fe, TH35-7.5 AI, and TH35-15 Fe. 
2. 
DIN 
rail fixing screw spacing: 
When TH35-7.5 Fe or TH35-7.5 
AI 
DIN 
rail 
is 
used for the mounting of the base 
unit, the space between the 
DIN 
rail fixing screws should be 
200 
mmn.87 
in. or 
less. 
Mounting screw 
DIN rail 
35 
mm 
(1 
38 
in 
) 
P 
P 
P 
I. 
I- 
- 
4 
P 
= 
200 
mm 
(7.87 
in.) 
or 
less 
3.  Mounting base unit onto 
DIN 
rail 
First of all engage the 
DIN 
rail hook on the back 
of 
the base unit with the top of 
the 
DIN 
rail. Then push the base unit onto the rail and fix it in position. 
rail 
/ 
U 
Base 
unit 
47