Mitsubishi Electric 800 Series Hardware Instruction Manual page 48

Terminal
Type Terminal name
symbol
— PU connector
TXD+
Inverter transmission
terminal
TXD-
RXD+
Inverter reception
terminal
RXD-
SG Earthing (grounding)
USB A connector
—
USB B connector
Terminal function description
RS-485 communication can be made through the PU connector (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 communication can be made through the RS-485 terminals.
Conforming standard: EIA-485 (RS-485)
Transmission format: Multidrop link
Communication speed: 300 to 115200 bps
Overall length: 500 m
A connector (receptacle).
Plug a USB memory device into this connector to copy parameter
settings or use the trace function.
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.
Interface: conforms to
USB 1.1 (USB 2.0 full-
speed compatible)
Transmission speed:
12 Mbps
2. INSTALLATION AND WIRING
2.6 Control circuit
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