FR-F700 INSTRUCTION MANUAL (BASIC) - MRO Stop

Wiring2.4.9 RS-485 terminal block⋅⋅⋅⋅⋅Conforming standard: EIA-485(RS-485)Transmission format: Multidrop linkCommunication speed: MAX 38400bpsOverall length: 500mConnection cable:Twisted pair cable(4 paires)OPEN100ΩTerminating resistor switchFactory-set to "OPEN".Set only the terminating resistor switch ofthe remotest inverter to the "100Ω" position.RDA1(RXD1+)(RXD1-) RDB1(RXD2+) RDA2(RXD2-)RDB2RXDTXDSDA1 SDB1 SDA2 SDB2(TXD1+)(TXD1-)(TXD2+) (TXD2-)P5S(VCC)SG(GND)P5S(VCC)SG(GND)VCC2.4.10 Communication operationUsing the PU connector or RS-485 terminal, you canperform communication operation from a personalcomputer etc. When the PU connector is connectedwith a personal, FA or other computer by acommunication cable, a user program can run andmonitor the inverter or read and write to parameters.For the Mitsubishi inverter protocol (computer linkoperation), communication can be performed with thePU connector and RS-485 terminal.For the Modbus RTU protocol, communication can beperformed with the RS-485 terminal.PLCInverter Inverter InverterMultidrop link(32 inverters maximumare connectable)For further details, refer to(applied) chapter 4.Instruction Manual26