Mitsubishi 800 Series User Manual page 5

&A;r;mON
0 The
ffi-and LG terminals should &ways be grounded using the
class-3 or higher grounding
designed specta#y for the GOT.
F p l l m
t o ground ttm8
t e m i n a l s may
c w ~ e electric shock or
malfunctions.
0 When wiring the GOT'S power supply
module,
check
the
rated voltage
and
terminal layout of the
wiring, and make sure the wiring is done correctly. Connecting a power supply
that
differs from
the rated voltage or wiring it incorreotly may
<)awe
fire or failure.
0 Tighten the GOT power supply module's terminel
solews
within the range of specifred toque. If
the terminal screws are loose, it may result in f a k u t ,
short
circuits,
o r
malfunctions. Tightening
the terminal screws too far may cause damages to the screws and/or the module, resulting in
fallout, short circuits, or malfunctions.
0
When wiring
the
power supply module of
the
GOT, be
careful
that foreign objects, such
as
chips
from the braided shield and wiring scraps, don't get caught
in
the GOT main module, power
supply module, communication module, bus connection module, and the optional module.
These
can cause fire, failure or malfunctions.
[PRECAUTDNS WHEN PERFORMING THE TEST OPERATION]
0 Read the manual carefully and fully understand the operation before the test operation (OWOFF
of bit devices, modifying current value of a word device, modifying timer/counter setting, modify-
ing the current value, or modifying the current value of a buffer memory) of the user created
monitor screen, system monitor, special module monitor, and circuit monitor.
In addition, never modify data in a test operation to
a
device which performs a crucial operation
to the system.
It may cause an accident by a false output or malfunction.
CSTARTING AND MAlNTENANCE PRECAUTIONS]
0
Do
not touch
the
terminals while the power is on. Doing so may cause electric shock or malfunc-
tion.
0 Make sure to switch all phases of the external GOT'S power supply off before cleaning or re-
tightening terminal screws. If you do not switch off the external power supply, it will cause elec-
tric shock. If the terminal screws are loose, it may result in fallout, short circuits, or malfunctions.
Tightening the terminal screws too far may cause damages to the screws and/or the module,
resulting in fallout, short circuits, or malfunctions.