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5. PARAMETERS
5.12 (N) Operation via communication and its settings
5.12.8 USB device communication
• A personal computer and an inverter can be connected with a USB cable. Setup of the inverter can be easily performed
with FR Configurator2.
• The inverter can be connected simply to a personal computer by a USB cable.
*1 Changed setting value becomes valid at power ON or the inverter reset.
USB communication specifications
• At the initial setting (Pr.551 PU mode operation command source selection = "9999"), communication with FR
Configurator2 can be made in the PU operation mode simply by connecting a USB cable. To fix the command source to
the USB connector in the PU operation mode, set "3" in Pr.551.
• Parameter setting and monitoring can be performed by using FR Configurator2. For details, refer to the Instruction Manual
of FR Configurator2.
Pr.551 PU mode operation command source selection page 214
Pr. Name Initial value Setting range Description
547
*1
N040
USB communication station
number
0 0 to 31 Inverter station number specification
548
*1
N041
USB communication check
time interval
9999 0 USB communication is possible, however the inverter will trip
(E.USB) when the mode changes to the PU operation mode.
0.1 to 999.8 s Set the communication check time interval.
If a no-communication state persists for longer than the
permissible time, the inverter will trip (E.USB).
9999 No communication check
Interface Conforms to USB 1.1 (USB 2.0 full speed)
Transmission speed 12 Mbps
Wiring length Maximum 5 m
Connector USB mini B connector (receptacle)
Power supply Self-powered
Recommended USB cable MR-J3USBCBL3M (cable length 3 m)
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