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Communication connectors and terminals
Removal and reinstallation of the operation panel
• Loosen the four fixing screws on the operation panel and pull out the operation panel. (These screws cannot be removed.)
• To reinstall the operation panel, align its connector on the back with the PU connector of the inverter, and insert the
operation panel. After confirming that the operation panel is fit securely, tighten the screws in the diagonal order.
(Tightening torque: 0.39 to 0.49 N·m)
2.8.2

USB connector

Connection to the USB connectors
(1) Before removing a front cover, check to make sure that the indication of the inverter operation panel is OFF, wait for at
least 10 minutes after the power supply has been switched OFF, and check that there is no residual voltage using a
tester or the like.
(2) Connect a USB memory device to the USB A connector, and a USB cable to the USB mini B connector.
Refer to the following for the clearance required for the USB memory device and USB cable. They must fit in the space
between each connector and the front cover.
48
INSTALLATION AND WIRING
USB host
(A connector)
USB
Communication status
indicator (LED)
USB device
(Mini B connector)
Personal computer
(FR Configurator2)
Refer to the table below.
Front cover
USB memory device
USB cable
Refer to the table below.
Inverter
FR-A846-00023(0.4K) to
00170(5.5K)
FR-A846-00250(7.5K) to
00470(18.5K)
FR-A846-00620(22K) to 01160(45K)
FR-A846-01800(55K) to 02600(90K)
FR-A846-03250(110K), 03610(132K)
USB A connector
USB mini B connector
Space between
the connector and
the front cover
USB A
USB mini B
connector
connector
66 mm
75 mm
28 mm
38 mm
55 mm
64 mm
41 mm
50 mm
36 mm
45 mm

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