Terminal Block - Mitsubishi Electric FR-A800 Series Instruction Manual

NOTE
• Do not connect devices other than a USB memory device to the inverter.
• If a USB device is connected to the inverter via a USB hub, the inverter cannot recognize the USB memory device properly.
 USB device communication
The inverter can be connected to a personal computer with a USB (ver. 1.1) cable.
Parameter setting and monitoring can be performed by using FR Configurator2.
Interface
Transmission speed
Wiring length
Connector
Power supply
NOTE
• For details on FR Configurator2, refer to the Instruction Manual of FR Configurator2.
2.7.3 RS-485 terminal block
 Communication operation
Conforming standard
Transmission format
Communication speed
Overall length
Connection cable
The RS-485 terminals enable communication operation from a personal computer, etc. When the PU connector is connected
with a personal, FA or other computer by a communication cable, a user program can run to monitor the inverter or read and
write parameters.
Communication can be performed with the Mitsubishi inverter protocol (computer link operation) and MODBUS RTU protocol.
For the details, refer to
P5S
(VCC)
OPEN
VCC
VCC
100Ω
P5S
(VCC)
86
2. INSTALLATION AND WIRING
2.7 Communication connectors and terminals
Downloaded from ManualsNet.com
Conforms to USB 1.1
12 Mbps
Maximum 5 m
USB mini B connector (receptacle)
Self-powered
EIA-485 (RS-485)
Multidrop link
maximum 115200 bps
500 m
Twisted pair cable (4 pairs)
page 661.
Terminating resistor switch
Initially-set to "OPEN".
Set only the terminating resistor switch of
the remotest inverter to the "100Ω" position.
SG SDA1 SDB1 RDA1 RDB1
(GND) (TXD1+) (TXD1-) (RXD1+) (RXD1-)
GND + TXD - + RXD -
GND + TXD - + RXD -
SG SDA2 SDB2 RDA2 RDB2
(GND) (TXD2+) (TXD2-) (RXD2+) (RXD2-)
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