(3)
Safety Precaution
(Read these precautions before using.)
3. WIRING PRECAUTIONS
Reference
• Make sure to cut off all phases of the power supply externally before attempting installation or
wiring work.
Failure to do so may cause electric shock or damage to the product.
• Make sure to attach the terminal cover, offered as an accessory, before turning on the power or
initiating operation after installation or wiring work.
Failure to do so may cause electric shock.
• Make sure to properly wire the FX
0N
/FX
2N
/FX
3U
Series extension equipment in accordance with
the following precautions.
Failure to do so may cause electric shock, a short-circuit, wire breakage, or damage to the
product.
- The disposal size of the cable end should follow the dimensions described in this manual.
- Tightening torque should be between 0.5 and 0.8 N
•
m.
• Make sure to properly wire to the European terminal board in accordance with the following
precautions.
Failure to do so may cause electric shock, a short-circuit, wire breakage, or damage to the
product.
- The disposal size of the cable end should follow the dimensions described in this manual.
- Tightening torque should be between 0.22 and 0.25 N
•
m.
- Twist the end of strand wire and make sure that there are no loose wires.
- Do not solder-plate the electric wire ends.
- Do not connect more than the specified number of wires or electric wires of unspecified size.
- Affix the electric wires so that neither the terminal block nor the connected parts are directly
stressed.
• Make sure to properly wire to the FX Series terminal blocks in accordance with the following
precautions.
Failure to do so may cause electric shock, a short-circuit, wire breakage, or damage to the
product.
- The disposal size of the cable end should follow the dimensions described in this manual.
- Tightening torque should be between 0.5 and 0.8 N
•
m.
104
124
126
128
134
166
186
213
248
Reference
• Do not touch any terminal while the PLC's power is on.
Doing so may cause electric shock or malfunctions.
• Before cleaning or retightening terminals cut off all phases of the power supply externally.
Failure to do so may cause electric shock.
• Make sure to connect the battery for memory backup correctly.
Do not charge, disassemble, heat, short-circuit, or expose the battery to fire.
Doing so may rupture or ignite it.
• Before modifying or disrupting the program in operation or running the PLC, carefully read through
this manual and the associated manuals and ensure the safety of the operation.
An operation error may damage the machinery or cause accidents.
• The FX
3UC
-32MT-LT has a built-in power supply. When connecting the power supply adapter or
dedicated power supply for CC-Link/LT, connect the built-in master to the LINK connector in the
power supply adapter or dedicated power supply.
Connection to the LINK/POWER connector may cause failures.
104
129
135
144
145
146
148
167
176
177
182
185
187
213
222
223
225
226
248
278
Correct
connection
LINK
connector
LINK/
POWER
connector
Wrong
connection
LINK
connector
LINK/
POWER
connector
Power adapter or Dedicated
Power Supply
Power adapter or Dedicated
Power Supply
Содержание FX3UC Series
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