Mitsubishi Electric 800 Series Instruction Manual page 545

(N) Operation via communication and its settings
System configuration of RS-485 terminals
• Computer and inverter connection (1:1)
RS-485
interface/
terminals
• Combination of computer and multiple inverters (1:n)
Computer
RS-485
interface terminals
Computer
RS-232C
converter
Maximum
RS-232C
15m
cable
Converter
544
PARAMETERS
Computer
Inverter
RS-485
terminals
∗
Twisted pair cable
Station 0
Inverter
RS-485
terminals
∗
Twisted pair cable
Station 0
Inverter
RS-485
terminals
∗
Twisted pair cable
Computer
RS-232C
cable
Converter
∗Set the terminating resistor switch to the "100Ω" position.
Station 1 Station n
Inverter Inverter
RS-485 RS-485
terminals terminals
∗ ∗
Station 1 Station n
Inverter Inverter
RS-485 RS-485
terminals terminals
∗ ∗
Inverter
RS-485
terminals
Maximum
∗
15 m
Twisted pair cable
∗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.