(N) Operation via communication and its settings
558
PARAMETERS
System configuration of RS-485 terminals
• Computer and inverter connection (1:1)
• Combination of computer and multiple inverters (1:n)
Computer
Twisted pair cable Twisted pair cable
∗Set the terminating resistor switch to the "100Ω" position.
Inverter
RS-485
terminals
∗
Computer
Converter
RS-232C
cable
Inverter
RS-485
terminals
∗
RS-485
interface/
terminals
Maximum
15 m
Computer
Twisted pair cable
Twisted pair cable
RS-485
interface terminals
Inverter
RS-485
terminals
∗
Inverter
RS-485
terminals
∗
Inverter
RS-485
terminals
∗
Station 0 Station 1 Station n
∗Set only the terminating resistor switch of the
remotest inverter to the "100Ω" position.
∗Set only the terminating resistor switch of the
remotest inverter to the "100Ω" position.
Computer
RS-232C
converter
RS-232C
cable
Maximum
15m
Converter
InverterInverter
Inverter
Station 0 Station 1 Station n
RS-485
terminals
∗
RS-485
terminals
∗
RS-485
terminals
∗
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