
Control circuit
46
Communication
Terminals for manufacturer setting
Ty
p
e
Terminal
Symbol
Terminal name
Terminal function description
Refer
to
page
R
S
-485
—
PU connector
With the PU connector, communication can be made through RS-485. (For
connection on a 1:1 basis only)
Conforming standard: EIA-485 (RS-485)
Transmission format: Multidrop link
Communication speed: 4800 to 115200 bps
Wiring length: 500 m
RS-485 terminals
TXD+
Inverter transmission terminal
The RS-485 terminals enables the communication by RS-485.
Conforming standard: EIA-485 (RS-485)
Transmission format: Multidrop link
Communication speed: 300 to 115200 bps
Overall length: 500 m
TXD-
RXD+
Inverter reception terminal
RXD-
GND (SG)
Earthing (grounding)
USB
—
USB A connector
A connector (receptacle)
A USB memory device enables parameter
copies and the trace function.
Interface: Conforms to
USB1.1 (USB2.0 full-
speed compatible)
Transmission speed: 12
Mbps
USB B connector
Mini B connector (receptacle).
By connecting the inverter to a personal
computer via this connector, FR
Configurator2 installed on the computer can
be used for setting the inverter, or monitoring
or testing the inverter operation.
Terminal symbol
Terminal function description
S1
The terminals S1, S2, SIC, So (SO), and SOC are for manufacturer setting. Do not connect anything to these. Doing
so may cause an inverter failure.
Do not remove the shorting wires across the terminals S1 and PC, the terminals S2 and PC, and the terminals SIC
and SD. Removing either shorting wire disables the inverter operation.
S2
SIC
So (SO)
SOC
Содержание 800 Series
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