This manual confers no industrial property rights or any rights of any other kind,
nor does it confer any patent licenses. Mitsubishi Electric Corporation cannot be
held responsible for any problems involving industrial property rights which may
occur as a result of using the contents noted in this manual.
Mitsubishi will not be held liable for damage caused by factors found not to be
the cause of Mitsubishi; opportunity loss or lost profits caused by faults in the
Mitsubishi products; damage, secondary damage, accident compensation
caused by special factors unpredictable by Mitsubishi; damages to products
other than Mitsubishi products; and to other duties.
For safe use
This product has been manufactured as a general-purpose part for general
industries, and has not been designed or manufactured to be incorporated in
a device or system used in purposes related to human life.
Before using the product for special purposes such as nuclear power, electric
power, aerospace, medicine or passenger movement vehicles, consult with
This product has been manufactured under strict quality control. However
when installing the product where major accidents or losses could occur if the
product fails, install appropriate backup or failsafe functions in the system.
: TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310,
: 840, CHIYODA CHO, HIMEJI, JAPAN
• 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.
• Use the product within the generic environment specifications described in PLC
main unit manual (Hardware Edition).
Never use the product in areas with excessive dust, oily smoke, conductive
dusts, corrosive gas (salt air, Cl2, H2S, SO2, or NO2), flammable gas, vibration
or impacts, or expose it high temperature, condensation, or rain and wind.
If the product is used in such conditions, electric shock, fire, malfunctions,
deterioration or damage may occur.
• Use screwdrivers carefully when performing installation work, thus avoiding
accident or product damage.
• When drilling screw holes or wiring, make sure cutting or wire debris does not
enter the ventilation slits.
Failure to do so may cause fire, equipment failures or malfunctions.
• Do not touch the conductive parts of the product directly.
Doing so may cause device failures or malfunctions.
• Connect the adapter securely to their designated connectors.
Loose connections may cause malfunctions.
4) Fix the connector conversion adapter (F
in the right figure) to the main unit using
provided M3 tapping screws (E in the
figure on the right).
Tightening torque : 0.3 to 0.6 N⋅m
2.2 Cable connection
When connecting a cable to the standard built-in port (RS-422, USB) always, cut off
the part A shown in the right figure using snippers, etc. For details, refer to the
→ Refer to the FX3G Series User's Manual - Hardware Edition
Example of connection