360
Communication operation and setting
4.24.7 USB communication (Pr. 547, Pr. 548)
* Changed setting value is valid when powering ON or resetting the inverter.
zUSB communication specifications
· When using USB communication, set "3" in Pr. 551 PU mode operation command source selection.
· You can perform parameter setting and monitoring with the FR Configurator. Refer to the instruction manual of the
FR Configurator for details.
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.
Parameter
Number
Name
Initial Value Setting Range Description
547*
USB communication station
number
0 0 to 31 Specify the inverter station number.
548*
USB communication check
time interval
9999
0
USB communication is enabled. However, the
inverter will trip (E. USB) if operation is changed
to PU operation mode.
0.1 to 999.8s
Set the interval of communication check time.
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 USB1.1
Transmission
speed:
12Mbps
Connector
USB B connector (B receptacle)
Cable Shielded twisted pair cable 5m maximum
Power supply
Self-power supply
♦ Parameters referred to ♦
Pr. 551 PU mode operation command source selection Refer to page 322
USB cable
USB connector
Place a flathead screwdriver,
etc. in a slot and push up the
cover to open.
Removal of cover