547
5. PARAMETERS
5.12 (N) Communication operation parameters
1
2
3
4
5
6
7
8
9
10
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 easily to a personal computer by a USB cable.
*1 The changed value is applied after the next power-ON or 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 selectionpage 251
Pr. Name
Initial
value
Setting range Description
547
*1
N040
USB communication
station number
0 0 to 31 Specify the inverter station number.
548
*1
N041
USB communication
check time interval
9999
0
USB communication is possible, however the inverter output is shut
off (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 output is shut off (E.USB).
9999 No communication check
Interface Conforms to USB1.1 (USB2.0 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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