L.
P
L.
c
c
c
L
6.
LOADING
AND
INSTALLATION
/MELSEC-A
6.5
Installing
The
Ax
CPU
This section gives conditions of installation
of
the A2C to a panel.
(1)
To
provide good ventilation and to make module replacement
easy,
1
(See
Fig.
6.1.)
(2) If the A2C
I10
module, A66PC or other module is to be installed
on
the
left side of the A2C, provide
a
clearance of
10
mm
(0.39
in) or more between them to allow Cover
1
(CPU
cover:
See
4.8.2.)
to be opened and closed.
(3)
Mount the module on
a
separate panel or away from large
electromagnetic contactors
and
no-fuse circuit breakers which
produce vibrations.
(4)
To
avoid influence
of
radiation of noise or heat, allow
a
clearance
of
100
mm
(3.94
in) or more if the A2C faces such
noise
or
heat
radiating devices (when such devices are
mounted on the back side
of
the door). (See Fig. 6.2.)
Also, allow
a
clearance of
50
mm
(1197
in) or more between the
side face of the A2C, A2C
I/O
or other modules and devices.
A2c
uo
10
mrn
(0.39
in)
or
more
Panel
wall
Fig.
6.1
Inrt.lling
Mon
Fig.
6.2
CIeannce
between
PC
and
Other
Devices
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