α
2 Simple Application Controllers
Diagnostics 15
ENG-91
ENG
15. Diagnostics
Caution
• Do not touch the terminal while energized. This might cause an equipment malfunction
or an electric shock.
Caution
• Supply correctly rated power.
When a power supply different from the ratings is supplied, this product might be
damaged or cause a fire.
• Connect “L (Live)” of the power supply to “L terminal” in the main unit, and connect “N
(Neutral)” to “N terminal” in the main unit correctly when wiring the AC power supply.
Faulty wiring will cause an electrical shock, damage to the controller, or a fire.
• Connect the “L (Live)” wire of the power supply to the input terminal of the AC unit.
• Connect the “+” of the power supply connect to the “+ terminal” in the main unit, and
connect the “-” of the power supply to the “- terminal” when wiring the DC unit.
Faulty wiring will cause an electrical shock, damage to the controller, or a fire.
Notes on use
• The α2 Series controller must be used with either the memory cassette, communication
cable, or connector cover installed. Otherwise, the exposed socket can cause damage to
the controller or an electric shock to the operator.
• Use the expansion module or the connector cover while power is supplied to the
α2
series controller.
Improper equipment installation can cause damage to the controller or an electric shock.
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