Toshiba Programmable Controller PROSEC T3 - Manual (Page 4)

Safety Precautions
Safety Precautions
Installation:
A CAUTION
1. Excess temperature, humidity, vibration, shocks, or dusty and corrosive gas
environment can cause electrical shock, fire or malfunction. Install and use the T3 in
the environment described in this manual.
2. Improper installation directions or insufficient installation can cause fire or the units to
drop, install the T3 in accordance with the instructions described in this manual.
3. Turn off power before installing or removing any units, modules or terminal blocks.
Failure to do so can cause electrical shock or damage to the T3 and related
equipment.
4. Entering wire scraps or other foreign debris into to the T3 and related equipment can
cause fire or malfunction. Pay attention to prevent entering them into the T3 and
related equipment during installation and wiring.
Wiring:
A
CAUTION
1. Turn off power before wiring to minimize the risk of electrical shock.
2. Exposed conductive parts of wire can cause electrical shock. Use crimp-style
terminals with insulating sheath or insulating tape to cover the conductive parts. Also
close the terminal covers securely on the terminal blocks when wiring has been
completed.
3. Operation without grounding may cause electrical shock or malfunction. Connect the
ground terminal on the T3 to the system ground.
4. Applying excess power voltage to the T3 can cause explosion or fire. Apply power of
the specified ratings described in this manual.
5. Improper wiring can cause fire, electrical shock or malfunction. Observe local
regulations on wiring and grounding.
II PROSEC T3