Mitsubishi Electric FR-E720-0.1K Instruction Manual page 21

Removal of the Ethernet board
2.4 Removal of the Ethernet board
The Ethernet board is installed in the initial status. Before wiring cables to the control circuit terminals or to the main circuit
terminals on the FR-E720-3.7K or lower, FR-E740-7.5K or lower, or FR-E720S-0.75K or lower inverter, remove the Ethernet
board as follows.
Mounting screw
Ethernet board
Mounting screw
1) Remove the inverter front cover. (Refer to page 8 to remove the front cover.)
2) Remove the three mounting screws to remove the Ethernet board, Ethernet board spacer, junction connector, and
hexagon spacer.
NOTE
 After the installation of the inverter or the wiring of the cables to the main or control circuit terminals, ensure to
reinstall the Ethernet board to the inverter in the reverse order. The tightening torque for the mounting screws of the
Ethernet board is 0.2 to 0.4N·m.
 Plug-in options cannot be used with this inverter.
2.5 Ethernet cable connection
Connect the Ethernet cable to the Ethernet connector.
 Connection cable
Use Ethernet cables compliant with the following standards.
Communication Speed
100Mbps
10Mbps
 Hub
Use a hub that supports a desired transmission speed of the Ethernet.
NOTE
 Do not connect the Ethernet cable to the PU connector. The product could be damaged due to differences in
electrical specifications.
17
Junction connector
Hexagon spacer
Cable
Category 5 or higher, (shielded / STP) straight cable
Category 3 or higher, (shielded / STP) straight cable
Category 3 or higher, (UTP) straight cable
Ethernet board spacer
Ethernet connector
Connector
RJ-45 connector
Ethernet board
connector
Type
100BASE-TX
10BASE-T