4.20.7 USB communication (Pr. 547, Pr. 548)
Inverter setup can be easily performed using the FR Configurator by connecting the inverter and personal computer
with a USB cable.
A personal computer and inverter can be easily connected with one USB cable.
check time interval
∗ Changed setting value is valid when powering on or resetting the inverter.
USB communication specifications
Conforms to USB1.1
USB mini B connector (receptacle mini B type)
You can perform parameter setting and monitoring with the FR Configurator. Refer to the instruction manual of the FR
Configurator for details.
USB cable available on the market
Parameters referred to
Pr. 551 PU mode operation command source selection
<How to open the USB connector cover>
Pull the cover in the direction of arrow.
Connector for amplifier
mini-B connector (5 pin)
Cable length 3m
Refer to page 205
Communication operation and setting
0 to 31
Inverter station number specification
USB communication is possible
Trips in the PU operation mode (E.USB)
Sets the interval of communication check time.
If a no-communication state persists for longer
0.1 to 999.8s
than the permissible time, the inverter trips
No communication check
Connector for personal computer
Then turn it upward.